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Finding the Fourth Proportional to 70,600.01, 97,491.30 and 52,663.87

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Solution

The fourth proportional to 70,600.01, 97,491.30 and 52,663.87 is: 72,723.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,600.01 : 97,491.30 = 52,663.87 : x
  2. Step 2: Convert to fraction form
    70,600.01/97,491.30 = 52,663.87/x
  3. Step 3: Cross multiply
    70,600.01x = 97,491.30 × 52,663.87
  4. Step 4: Simplify right side
    70,600.01x = 5,134,269,073.71
  5. Step 5: Solve for x
    x = 5,134,269,073.71/70,600.01
  6. Step 6: Final answer
    x = 72,723.35

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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.