Home / 172,552,164.75-258,833,561.54-75,457,894.05

Finding the Fourth Proportional to 172,552,164.75, 258,833,561.54 and 75,457,894.05

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Solution

The fourth proportional to 172,552,164.75, 258,833,561.54 and 75,457,894.05 is: 113,189,165.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,552,164.75 : 258,833,561.54 = 75,457,894.05 : x
  2. Step 2: Convert to fraction form
    172,552,164.75/258,833,561.54 = 75,457,894.05/x
  3. Step 3: Cross multiply
    172,552,164.75x = 258,833,561.54 × 75,457,894.05
  4. Step 4: Simplify right side
    172,552,164.75x = 19,531,035,462,892,184
  5. Step 5: Solve for x
    x = 19,531,035,462,892,184/172,552,164.75
  6. Step 6: Final answer
    x = 113,189,165.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.