Home / 249,747.30-374,620.95-91,943.10

Finding the Fourth Proportional to 249,747.30, 374,620.95 and 91,943.10

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Solution

The fourth proportional to 249,747.30, 374,620.95 and 91,943.10 is: 137,914.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,747.30 : 374,620.95 = 91,943.10 : x
  2. Step 2: Convert to fraction form
    249,747.30/374,620.95 = 91,943.10/x
  3. Step 3: Cross multiply
    249,747.30x = 374,620.95 × 91,943.10
  4. Step 4: Simplify right side
    249,747.30x = 34,443,811,467.95
  5. Step 5: Solve for x
    x = 34,443,811,467.95/249,747.30
  6. Step 6: Final answer
    x = 137,914.65

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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.