Home / 86,565.18-119,459.45-48,322.52

Finding the Fourth Proportional to 86,565.18, 119,459.45 and 48,322.52

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Solution

The fourth proportional to 86,565.18, 119,459.45 and 48,322.52 is: 66,684.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,565.18 : 119,459.45 = 48,322.52 : x
  2. Step 2: Convert to fraction form
    86,565.18/119,459.45 = 48,322.52/x
  3. Step 3: Cross multiply
    86,565.18x = 119,459.45 × 48,322.52
  4. Step 4: Simplify right side
    86,565.18x = 5,772,580,822.90
  5. Step 5: Solve for x
    x = 5,772,580,822.90/86,565.18
  6. Step 6: Final answer
    x = 66,684.79

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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.