Home / 229,341.02-344,015.17-87,188.45

Finding the Fourth Proportional to 229,341.02, 344,015.17 and 87,188.45

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Solution

The fourth proportional to 229,341.02, 344,015.17 and 87,188.45 is: 130,784.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,341.02 : 344,015.17 = 87,188.45 : x
  2. Step 2: Convert to fraction form
    229,341.02/344,015.17 = 87,188.45/x
  3. Step 3: Cross multiply
    229,341.02x = 344,015.17 × 87,188.45
  4. Step 4: Simplify right side
    229,341.02x = 29,994,147,510.74
  5. Step 5: Solve for x
    x = 29,994,147,510.74/229,341.02
  6. Step 6: Final answer
    x = 130,784.05

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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.