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Finding the Fourth Proportional to 249,488.92, 344,294.85 and 134,767.56

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Solution

The fourth proportional to 249,488.92, 344,294.85 and 134,767.56 is: 185,979.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,488.92 : 344,294.85 = 134,767.56 : x
  2. Step 2: Convert to fraction form
    249,488.92/344,294.85 = 134,767.56/x
  3. Step 3: Cross multiply
    249,488.92x = 344,294.85 × 134,767.56
  4. Step 4: Simplify right side
    249,488.92x = 46,399,778,651.55
  5. Step 5: Solve for x
    x = 46,399,778,651.55/249,488.92
  6. Step 6: Final answer
    x = 185,979.31

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1.5x scale

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.