Home / 249,665.28-374,245.20-89,693.52

Finding the Fourth Proportional to 249,665.28, 374,245.20 and 89,693.52

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Solution

The fourth proportional to 249,665.28, 374,245.20 and 89,693.52 is: 134,449.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,665.28 : 374,245.20 = 89,693.52 : x
  2. Step 2: Convert to fraction form
    249,665.28/374,245.20 = 89,693.52/x
  3. Step 3: Cross multiply
    249,665.28x = 374,245.20 × 89,693.52
  4. Step 4: Simplify right side
    249,665.28x = 33,567,369,331.10
  5. Step 5: Solve for x
    x = 33,567,369,331.10/249,665.28
  6. Step 6: Final answer
    x = 134,449.49

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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.