Home / 239,705.59-359,464.92-89,864.20

Finding the Fourth Proportional to 239,705.59, 359,464.92 and 89,864.20

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Solution

The fourth proportional to 239,705.59, 359,464.92 and 89,864.20 is: 134,761.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,705.59 : 359,464.92 = 89,864.20 : x
  2. Step 2: Convert to fraction form
    239,705.59/359,464.92 = 89,864.20/x
  3. Step 3: Cross multiply
    239,705.59x = 359,464.92 × 89,864.20
  4. Step 4: Simplify right side
    239,705.59x = 32,303,027,014.54
  5. Step 5: Solve for x
    x = 32,303,027,014.54/239,705.59
  6. Step 6: Final answer
    x = 134,761.26

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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.