Home / 169,922.20-254,875.20-57,591.40

Finding the Fourth Proportional to 169,922.20, 254,875.20 and 57,591.40

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Solution

The fourth proportional to 169,922.20, 254,875.20 and 57,591.40 is: 86,384.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,922.20 : 254,875.20 = 57,591.40 : x
  2. Step 2: Convert to fraction form
    169,922.20/254,875.20 = 57,591.40/x
  3. Step 3: Cross multiply
    169,922.20x = 254,875.20 × 57,591.40
  4. Step 4: Simplify right side
    169,922.20x = 14,678,619,593.28
  5. Step 5: Solve for x
    x = 14,678,619,593.28/169,922.20
  6. Step 6: Final answer
    x = 86,384.35

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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.