Home / 124,192.31-186,176.14-45,288.05

Finding the Fourth Proportional to 124,192.31, 186,176.14 and 45,288.05

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Solution

The fourth proportional to 124,192.31, 186,176.14 and 45,288.05 is: 67,891.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,192.31 : 186,176.14 = 45,288.05 : x
  2. Step 2: Convert to fraction form
    124,192.31/186,176.14 = 45,288.05/x
  3. Step 3: Cross multiply
    124,192.31x = 186,176.14 × 45,288.05
  4. Step 4: Simplify right side
    124,192.31x = 8,431,553,293.03
  5. Step 5: Solve for x
    x = 8,431,553,293.03/124,192.31
  6. Step 6: Final answer
    x = 67,891.11

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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.