Home / 249,397.20-344,082.78-141,940.35

Finding the Fourth Proportional to 249,397.20, 344,082.78 and 141,940.35

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Solution

The fourth proportional to 249,397.20, 344,082.78 and 141,940.35 is: 195,829.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,397.20 : 344,082.78 = 141,940.35 : x
  2. Step 2: Convert to fraction form
    249,397.20/344,082.78 = 141,940.35/x
  3. Step 3: Cross multiply
    249,397.20x = 344,082.78 × 141,940.35
  4. Step 4: Simplify right side
    249,397.20x = 48,839,230,222.17
  5. Step 5: Solve for x
    x = 48,839,230,222.17/249,397.20
  6. Step 6: Final answer
    x = 195,829.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.