Home / 293,151.45-439,891.20-124,643.10

Finding the Fourth Proportional to 293,151.45, 439,891.20 and 124,643.10

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Solution

The fourth proportional to 293,151.45, 439,891.20 and 124,643.10 is: 187,034.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,151.45 : 439,891.20 = 124,643.10 : x
  2. Step 2: Convert to fraction form
    293,151.45/439,891.20 = 124,643.10/x
  3. Step 3: Cross multiply
    293,151.45x = 439,891.20 × 124,643.10
  4. Step 4: Simplify right side
    293,151.45x = 54,829,402,830.72
  5. Step 5: Solve for x
    x = 54,829,402,830.72/293,151.45
  6. Step 6: Final answer
    x = 187,034.39

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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.