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Finding the Fourth Proportional to 70,593.55, 97,446.86 and 42,293.77

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Solution

The fourth proportional to 70,593.55, 97,446.86 and 42,293.77 is: 58,382.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,593.55 : 97,446.86 = 42,293.77 : x
  2. Step 2: Convert to fraction form
    70,593.55/97,446.86 = 42,293.77/x
  3. Step 3: Cross multiply
    70,593.55x = 97,446.86 × 42,293.77
  4. Step 4: Simplify right side
    70,593.55x = 4,121,394,872.59
  5. Step 5: Solve for x
    x = 4,121,394,872.59/70,593.55
  6. Step 6: Final answer
    x = 58,382.03

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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.