Home / 88,853.55-133,287.21-29,689.43

Finding the Fourth Proportional to 88,853.55, 133,287.21 and 29,689.43

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Solution

The fourth proportional to 88,853.55, 133,287.21 and 29,689.43 is: 44,536.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,853.55 : 133,287.21 = 29,689.43 : x
  2. Step 2: Convert to fraction form
    88,853.55/133,287.21 = 29,689.43/x
  3. Step 3: Cross multiply
    88,853.55x = 133,287.21 × 29,689.43
  4. Step 4: Simplify right side
    88,853.55x = 3,957,221,291.19
  5. Step 5: Solve for x
    x = 3,957,221,291.19/88,853.55
  6. Step 6: Final answer
    x = 44,536.45

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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.