Home / 123,705.04-185,569.70-34,959.20

Finding the Fourth Proportional to 123,705.04, 185,569.70 and 34,959.20

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Solution

The fourth proportional to 123,705.04, 185,569.70 and 34,959.20 is: 52,442.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,705.04 : 185,569.70 = 34,959.20 : x
  2. Step 2: Convert to fraction form
    123,705.04/185,569.70 = 34,959.20/x
  3. Step 3: Cross multiply
    123,705.04x = 185,569.70 × 34,959.20
  4. Step 4: Simplify right side
    123,705.04x = 6,487,368,256.24
  5. Step 5: Solve for x
    x = 6,487,368,256.24/123,705.04
  6. Step 6: Final answer
    x = 52,442.23

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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.