Home / 249,371.55-373,984.43-89,428.95

Finding the Fourth Proportional to 249,371.55, 373,984.43 and 89,428.95

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Solution

The fourth proportional to 249,371.55, 373,984.43 and 89,428.95 is: 134,117.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,371.55 : 373,984.43 = 89,428.95 : x
  2. Step 2: Convert to fraction form
    249,371.55/373,984.43 = 89,428.95/x
  3. Step 3: Cross multiply
    249,371.55x = 373,984.43 × 89,428.95
  4. Step 4: Simplify right side
    249,371.55x = 33,445,034,444.10
  5. Step 5: Solve for x
    x = 33,445,034,444.10/249,371.55
  6. Step 6: Final answer
    x = 134,117.28

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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.