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Finding the Fourth Proportional to 53,073, 73,240.04 and 29,199.17

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Solution

The fourth proportional to 53,073, 73,240.04 and 29,199.17 is: 40,294.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,073 : 73,240.04 = 29,199.17 : x
  2. Step 2: Convert to fraction form
    53,073/73,240.04 = 29,199.17/x
  3. Step 3: Cross multiply
    53,073x = 73,240.04 × 29,199.17
  4. Step 4: Simplify right side
    53,073x = 2,138,547,866.57
  5. Step 5: Solve for x
    x = 2,138,547,866.57/53,073
  6. Step 6: Final answer
    x = 40,294.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.