Home / 249,634.70-374,452.05-91,976.30

Finding the Fourth Proportional to 249,634.70, 374,452.05 and 91,976.30

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Solution

The fourth proportional to 249,634.70, 374,452.05 and 91,976.30 is: 137,964.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,634.70 : 374,452.05 = 91,976.30 : x
  2. Step 2: Convert to fraction form
    249,634.70/374,452.05 = 91,976.30/x
  3. Step 3: Cross multiply
    249,634.70x = 374,452.05 × 91,976.30
  4. Step 4: Simplify right side
    249,634.70x = 34,440,714,086.42
  5. Step 5: Solve for x
    x = 34,440,714,086.42/249,634.70
  6. Step 6: Final answer
    x = 137,964.45

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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.