Home / 83,856.10-125,784.15-48,864.10

Finding the Fourth Proportional to 83,856.10, 125,784.15 and 48,864.10

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Solution

The fourth proportional to 83,856.10, 125,784.15 and 48,864.10 is: 73,296.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,856.10 : 125,784.15 = 48,864.10 : x
  2. Step 2: Convert to fraction form
    83,856.10/125,784.15 = 48,864.10/x
  3. Step 3: Cross multiply
    83,856.10x = 125,784.15 × 48,864.10
  4. Step 4: Simplify right side
    83,856.10x = 6,146,329,284.02
  5. Step 5: Solve for x
    x = 6,146,329,284.02/83,856.10
  6. Step 6: Final answer
    x = 73,296.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.