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Finding the Fourth Proportional to 73,460.92, 101,417.70 and 56,200.81

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Solution

The fourth proportional to 73,460.92, 101,417.70 and 56,200.81 is: 77,588.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,460.92 : 101,417.70 = 56,200.81 : x
  2. Step 2: Convert to fraction form
    73,460.92/101,417.70 = 56,200.81/x
  3. Step 3: Cross multiply
    73,460.92x = 101,417.70 × 56,200.81
  4. Step 4: Simplify right side
    73,460.92x = 5,699,756,607.33
  5. Step 5: Solve for x
    x = 5,699,756,607.33/73,460.92
  6. Step 6: Final answer
    x = 77,588.97

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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.