Home / 62,143.12-93,217.92-17,776.40

Finding the Fourth Proportional to 62,143.12, 93,217.92 and 17,776.40

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Solution

The fourth proportional to 62,143.12, 93,217.92 and 17,776.40 is: 26,665.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,143.12 : 93,217.92 = 17,776.40 : x
  2. Step 2: Convert to fraction form
    62,143.12/93,217.92 = 17,776.40/x
  3. Step 3: Cross multiply
    62,143.12x = 93,217.92 × 17,776.40
  4. Step 4: Simplify right side
    62,143.12x = 1,657,079,033.09
  5. Step 5: Solve for x
    x = 1,657,079,033.09/62,143.12
  6. Step 6: Final answer
    x = 26,665.53

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1.5x scale

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.