Home / 142,955.20-214,417.71-58,724.26

Finding the Fourth Proportional to 142,955.20, 214,417.71 and 58,724.26

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Solution

The fourth proportional to 142,955.20, 214,417.71 and 58,724.26 is: 88,080.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,955.20 : 214,417.71 = 58,724.26 : x
  2. Step 2: Convert to fraction form
    142,955.20/214,417.71 = 58,724.26/x
  3. Step 3: Cross multiply
    142,955.20x = 214,417.71 × 58,724.26
  4. Step 4: Simplify right side
    142,955.20x = 12,591,521,350.64
  5. Step 5: Solve for x
    x = 12,591,521,350.64/142,955.20
  6. Step 6: Final answer
    x = 88,080.19

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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.