Home / 82,911.64-124,344.66-22,925.80

Finding the Fourth Proportional to 82,911.64, 124,344.66 and 22,925.80

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Solution

The fourth proportional to 82,911.64, 124,344.66 and 22,925.80 is: 34,382.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,911.64 : 124,344.66 = 22,925.80 : x
  2. Step 2: Convert to fraction form
    82,911.64/124,344.66 = 22,925.80/x
  3. Step 3: Cross multiply
    82,911.64x = 124,344.66 × 22,925.80
  4. Step 4: Simplify right side
    82,911.64x = 2,850,700,806.23
  5. Step 5: Solve for x
    x = 2,850,700,806.23/82,911.64
  6. Step 6: Final answer
    x = 34,382.40

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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.