Home / 249,397.28-374,244.96-91,641.68

Finding the Fourth Proportional to 249,397.28, 374,244.96 and 91,641.68

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Solution

The fourth proportional to 249,397.28, 374,244.96 and 91,641.68 is: 137,517.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,397.28 : 374,244.96 = 91,641.68 : x
  2. Step 2: Convert to fraction form
    249,397.28/374,244.96 = 91,641.68/x
  3. Step 3: Cross multiply
    249,397.28x = 374,244.96 × 91,641.68
  4. Step 4: Simplify right side
    249,397.28x = 34,296,436,226.30
  5. Step 5: Solve for x
    x = 34,296,436,226.30/249,397.28
  6. Step 6: Final answer
    x = 137,517.28

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1.5x scale

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.