Home / 97,451.64-134,442.54-65,565.18

Finding the Fourth Proportional to 97,451.64, 134,442.54 and 65,565.18

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Solution

The fourth proportional to 97,451.64, 134,442.54 and 65,565.18 is: 90,452.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,451.64 : 134,442.54 = 65,565.18 : x
  2. Step 2: Convert to fraction form
    97,451.64/134,442.54 = 65,565.18/x
  3. Step 3: Cross multiply
    97,451.64x = 134,442.54 × 65,565.18
  4. Step 4: Simplify right side
    97,451.64x = 8,814,749,334.76
  5. Step 5: Solve for x
    x = 8,814,749,334.76/97,451.64
  6. Step 6: Final answer
    x = 90,452.55

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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.