Home / 249,132.60-373,310.10-215,695.80

Finding the Fourth Proportional to 249,132.60, 373,310.10 and 215,695.80

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Solution

The fourth proportional to 249,132.60, 373,310.10 and 215,695.80 is: 323,207.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,132.60 : 373,310.10 = 215,695.80 : x
  2. Step 2: Convert to fraction form
    249,132.60/373,310.10 = 215,695.80/x
  3. Step 3: Cross multiply
    249,132.60x = 373,310.10 × 215,695.80
  4. Step 4: Simplify right side
    249,132.60x = 80,521,420,667.58
  5. Step 5: Solve for x
    x = 80,521,420,667.58/249,132.60
  6. Step 6: Final answer
    x = 323,207.08

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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.