Home / 86,451.47-119,324.90-48,747.59

Finding the Fourth Proportional to 86,451.47, 119,324.90 and 48,747.59

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Solution

The fourth proportional to 86,451.47, 119,324.90 and 48,747.59 is: 67,284.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,451.47 : 119,324.90 = 48,747.59 : x
  2. Step 2: Convert to fraction form
    86,451.47/119,324.90 = 48,747.59/x
  3. Step 3: Cross multiply
    86,451.47x = 119,324.90 × 48,747.59
  4. Step 4: Simplify right side
    86,451.47x = 5,816,801,000.50
  5. Step 5: Solve for x
    x = 5,816,801,000.50/86,451.47
  6. Step 6: Final answer
    x = 67,284.00

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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.