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Finding the Fourth Proportional to 249,368.08, 374,100.92 and 91,597.76

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Solution

The fourth proportional to 249,368.08, 374,100.92 and 91,597.76 is: 137,414.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,368.08 : 374,100.92 = 91,597.76 : x
  2. Step 2: Convert to fraction form
    249,368.08/374,100.92 = 91,597.76/x
  3. Step 3: Cross multiply
    249,368.08x = 374,100.92 × 91,597.76
  4. Step 4: Simplify right side
    249,368.08x = 34,266,806,285.94
  5. Step 5: Solve for x
    x = 34,266,806,285.94/249,368.08
  6. Step 6: Final answer
    x = 137,414.57

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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.