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Finding the Fourth Proportional to 73,246.48, 101,079.72 and 39,711.76

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Solution

The fourth proportional to 73,246.48, 101,079.72 and 39,711.76 is: 54,802.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,246.48 : 101,079.72 = 39,711.76 : x
  2. Step 2: Convert to fraction form
    73,246.48/101,079.72 = 39,711.76/x
  3. Step 3: Cross multiply
    73,246.48x = 101,079.72 × 39,711.76
  4. Step 4: Simplify right side
    73,246.48x = 4,014,053,581.51
  5. Step 5: Solve for x
    x = 4,014,053,581.51/73,246.48
  6. Step 6: Final answer
    x = 54,802.00

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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.