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Finding the Fourth Proportional to 249,841.95, 374,795.77 and 131,519.79

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Solution

The fourth proportional to 249,841.95, 374,795.77 and 131,519.79 is: 197,296.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,841.95 : 374,795.77 = 131,519.79 : x
  2. Step 2: Convert to fraction form
    249,841.95/374,795.77 = 131,519.79/x
  3. Step 3: Cross multiply
    249,841.95x = 374,795.77 × 131,519.79
  4. Step 4: Simplify right side
    249,841.95x = 49,293,060,963.29
  5. Step 5: Solve for x
    x = 49,293,060,963.29/249,841.95
  6. Step 6: Final answer
    x = 197,296.98

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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.