Home / 83,631.67-125,472.12-33,686.06

Finding the Fourth Proportional to 83,631.67, 125,472.12 and 33,686.06

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Solution

The fourth proportional to 83,631.67, 125,472.12 and 33,686.06 is: 50,539.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,631.67 : 125,472.12 = 33,686.06 : x
  2. Step 2: Convert to fraction form
    83,631.67/125,472.12 = 33,686.06/x
  3. Step 3: Cross multiply
    83,631.67x = 125,472.12 × 33,686.06
  4. Step 4: Simplify right side
    83,631.67x = 4,226,660,566.86
  5. Step 5: Solve for x
    x = 4,226,660,566.86/83,631.67
  6. Step 6: Final answer
    x = 50,539.00

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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.