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Finding the Fourth Proportional to 375,051.40, 562,477.16 and 105,164.66

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Solution

The fourth proportional to 375,051.40, 562,477.16 and 105,164.66 is: 157,718.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,051.40 : 562,477.16 = 105,164.66 : x
  2. Step 2: Convert to fraction form
    375,051.40/562,477.16 = 105,164.66/x
  3. Step 3: Cross multiply
    375,051.40x = 562,477.16 × 105,164.66
  4. Step 4: Simplify right side
    375,051.40x = 59,152,720,958.27
  5. Step 5: Solve for x
    x = 59,152,720,958.27/375,051.40
  6. Step 6: Final answer
    x = 157,718.97

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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.