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Finding the Fourth Proportional to 71,293.60, 98,395.54 and 41,073.04

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Solution

The fourth proportional to 71,293.60, 98,395.54 and 41,073.04 is: 56,686.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,293.60 : 98,395.54 = 41,073.04 : x
  2. Step 2: Convert to fraction form
    71,293.60/98,395.54 = 41,073.04/x
  3. Step 3: Cross multiply
    71,293.60x = 98,395.54 × 41,073.04
  4. Step 4: Simplify right side
    71,293.60x = 4,041,403,950.24
  5. Step 5: Solve for x
    x = 4,041,403,950.24/71,293.60
  6. Step 6: Final answer
    x = 56,686.77

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1.5x scale

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.