Home / 153,046.28-229,569.12-40,726.50

Finding the Fourth Proportional to 153,046.28, 229,569.12 and 40,726.50

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Solution

The fourth proportional to 153,046.28, 229,569.12 and 40,726.50 is: 61,089.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,046.28 : 229,569.12 = 40,726.50 : x
  2. Step 2: Convert to fraction form
    153,046.28/229,569.12 = 40,726.50/x
  3. Step 3: Cross multiply
    153,046.28x = 229,569.12 × 40,726.50
  4. Step 4: Simplify right side
    153,046.28x = 9,349,546,765.68
  5. Step 5: Solve for x
    x = 9,349,546,765.68/153,046.28
  6. Step 6: Final answer
    x = 61,089.67

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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.