Home / 293,085.20-439,619.56-93,417.55

Finding the Fourth Proportional to 293,085.20, 439,619.56 and 93,417.55

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Solution

The fourth proportional to 293,085.20, 439,619.56 and 93,417.55 is: 140,123.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,085.20 : 439,619.56 = 93,417.55 : x
  2. Step 2: Convert to fraction form
    293,085.20/439,619.56 = 93,417.55/x
  3. Step 3: Cross multiply
    293,085.20x = 439,619.56 × 93,417.55
  4. Step 4: Simplify right side
    293,085.20x = 41,068,182,227.28
  5. Step 5: Solve for x
    x = 41,068,182,227.28/293,085.20
  6. Step 6: Final answer
    x = 140,123.70

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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.