Home / 124,219.20-186,328.80-94,694.70

Finding the Fourth Proportional to 124,219.20, 186,328.80 and 94,694.70

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Solution

The fourth proportional to 124,219.20, 186,328.80 and 94,694.70 is: 142,042.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,219.20 : 186,328.80 = 94,694.70 : x
  2. Step 2: Convert to fraction form
    124,219.20/186,328.80 = 94,694.70/x
  3. Step 3: Cross multiply
    124,219.20x = 186,328.80 × 94,694.70
  4. Step 4: Simplify right side
    124,219.20x = 17,644,349,817.36
  5. Step 5: Solve for x
    x = 17,644,349,817.36/124,219.20
  6. Step 6: Final answer
    x = 142,042.05

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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.