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Finding the Fourth Proportional to 249,633.72, 374,449.14 and 124,972.92

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Solution

The fourth proportional to 249,633.72, 374,449.14 and 124,972.92 is: 187,458.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,633.72 : 374,449.14 = 124,972.92 : x
  2. Step 2: Convert to fraction form
    249,633.72/374,449.14 = 124,972.92/x
  3. Step 3: Cross multiply
    249,633.72x = 374,449.14 × 124,972.92
  4. Step 4: Simplify right side
    249,633.72x = 46,796,002,417.29
  5. Step 5: Solve for x
    x = 46,796,002,417.29/249,633.72
  6. Step 6: Final answer
    x = 187,458.66

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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.