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Finding the Fourth Proportional to 97,424.24, 134,445.24 and 52,712.24

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Solution

The fourth proportional to 97,424.24, 134,445.24 and 52,712.24 is: 72,742.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,424.24 : 134,445.24 = 52,712.24 : x
  2. Step 2: Convert to fraction form
    97,424.24/134,445.24 = 52,712.24/x
  3. Step 3: Cross multiply
    97,424.24x = 134,445.24 × 52,712.24
  4. Step 4: Simplify right side
    97,424.24x = 7,086,909,757.74
  5. Step 5: Solve for x
    x = 7,086,909,757.74/97,424.24
  6. Step 6: Final answer
    x = 72,742.78

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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.