Home / 239,585.07-359,272.34-89,720.25

Finding the Fourth Proportional to 239,585.07, 359,272.34 and 89,720.25

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Solution

The fourth proportional to 239,585.07, 359,272.34 and 89,720.25 is: 134,540.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,585.07 : 359,272.34 = 89,720.25 : x
  2. Step 2: Convert to fraction form
    239,585.07/359,272.34 = 89,720.25/x
  3. Step 3: Cross multiply
    239,585.07x = 359,272.34 × 89,720.25
  4. Step 4: Simplify right side
    239,585.07x = 32,234,003,714.28
  5. Step 5: Solve for x
    x = 32,234,003,714.28/239,585.07
  6. Step 6: Final answer
    x = 134,540.95

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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.