Home / 249,691.11-374,573.96-91,907.57

Finding the Fourth Proportional to 249,691.11, 374,573.96 and 91,907.57

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Solution

The fourth proportional to 249,691.11, 374,573.96 and 91,907.57 is: 137,875.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,691.11 : 374,573.96 = 91,907.57 : x
  2. Step 2: Convert to fraction form
    249,691.11/374,573.96 = 91,907.57/x
  3. Step 3: Cross multiply
    249,691.11x = 374,573.96 × 91,907.57
  4. Step 4: Simplify right side
    249,691.11x = 34,426,180,116.47
  5. Step 5: Solve for x
    x = 34,426,180,116.47/249,691.11
  6. Step 6: Final answer
    x = 137,875.07

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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.