Home / 249,278.18-373,966.56-91,508

Finding the Fourth Proportional to 249,278.18, 373,966.56 and 91,508

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Solution

The fourth proportional to 249,278.18, 373,966.56 and 91,508 is: 137,280.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,278.18 : 373,966.56 = 91,508 : x
  2. Step 2: Convert to fraction form
    249,278.18/373,966.56 = 91,508/x
  3. Step 3: Cross multiply
    249,278.18x = 373,966.56 × 91,508
  4. Step 4: Simplify right side
    249,278.18x = 34,220,931,972.48
  5. Step 5: Solve for x
    x = 34,220,931,972.48/249,278.18
  6. Step 6: Final answer
    x = 137,280.09

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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.