Home / 249,159.92-373,799.34-80,680.41

Finding the Fourth Proportional to 249,159.92, 373,799.34 and 80,680.41

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Solution

The fourth proportional to 249,159.92, 373,799.34 and 80,680.41 is: 121,039.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,159.92 : 373,799.34 = 80,680.41 : x
  2. Step 2: Convert to fraction form
    249,159.92/373,799.34 = 80,680.41/x
  3. Step 3: Cross multiply
    249,159.92x = 373,799.34 × 80,680.41
  4. Step 4: Simplify right side
    249,159.92x = 30,158,284,008.93
  5. Step 5: Solve for x
    x = 30,158,284,008.93/249,159.92
  6. Step 6: Final answer
    x = 121,039.87

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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.