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Finding the Fourth Proportional to 71,557.66, 98,749.92 and 44,715.76

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Solution

The fourth proportional to 71,557.66, 98,749.92 and 44,715.76 is: 61,707.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,557.66 : 98,749.92 = 44,715.76 : x
  2. Step 2: Convert to fraction form
    71,557.66/98,749.92 = 44,715.76/x
  3. Step 3: Cross multiply
    71,557.66x = 98,749.92 × 44,715.76
  4. Step 4: Simplify right side
    71,557.66x = 4,415,677,722.74
  5. Step 5: Solve for x
    x = 4,415,677,722.74/71,557.66
  6. Step 6: Final answer
    x = 61,707.97

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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.