Home / 249,186.52-343,921.98-148,591

Finding the Fourth Proportional to 249,186.52, 343,921.98 and 148,591

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Solution

The fourth proportional to 249,186.52, 343,921.98 and 148,591 is: 205,082.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,186.52 : 343,921.98 = 148,591 : x
  2. Step 2: Convert to fraction form
    249,186.52/343,921.98 = 148,591/x
  3. Step 3: Cross multiply
    249,186.52x = 343,921.98 × 148,591
  4. Step 4: Simplify right side
    249,186.52x = 51,103,710,930.18
  5. Step 5: Solve for x
    x = 51,103,710,930.18/249,186.52
  6. Step 6: Final answer
    x = 205,082.16

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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.