Home / 152,822.52-229,473.72-129,436.74

Finding the Fourth Proportional to 152,822.52, 229,473.72 and 129,436.74

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Solution

The fourth proportional to 152,822.52, 229,473.72 and 129,436.74 is: 194,358.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,822.52 : 229,473.72 = 129,436.74 : x
  2. Step 2: Convert to fraction form
    152,822.52/229,473.72 = 129,436.74/x
  3. Step 3: Cross multiply
    152,822.52x = 229,473.72 × 129,436.74
  4. Step 4: Simplify right side
    152,822.52x = 29,702,330,232.47
  5. Step 5: Solve for x
    x = 29,702,330,232.47/152,822.52
  6. Step 6: Final answer
    x = 194,358.33

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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.