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Finding the Fourth Proportional to 73,508.97, 101,483.94 and 56,248.89

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Solution

The fourth proportional to 73,508.97, 101,483.94 and 56,248.89 is: 77,655.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,508.97 : 101,483.94 = 56,248.89 : x
  2. Step 2: Convert to fraction form
    73,508.97/101,483.94 = 56,248.89/x
  3. Step 3: Cross multiply
    73,508.97x = 101,483.94 × 56,248.89
  4. Step 4: Simplify right side
    73,508.97x = 5,708,358,977.83
  5. Step 5: Solve for x
    x = 5,708,358,977.83/73,508.97
  6. Step 6: Final answer
    x = 77,655.27

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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.