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Finding the Fourth Proportional to 239,726.96, 359,496.96 and 89,885.60

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Solution

The fourth proportional to 239,726.96, 359,496.96 and 89,885.60 is: 134,793.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,726.96 : 359,496.96 = 89,885.60 : x
  2. Step 2: Convert to fraction form
    239,726.96/359,496.96 = 89,885.60/x
  3. Step 3: Cross multiply
    239,726.96x = 359,496.96 × 89,885.60
  4. Step 4: Simplify right side
    239,726.96x = 32,313,599,947.78
  5. Step 5: Solve for x
    x = 32,313,599,947.78/239,726.96
  6. Step 6: Final answer
    x = 134,793.35

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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.