Home / 249,402.66-344,174.31-136,224.60

Finding the Fourth Proportional to 249,402.66, 344,174.31 and 136,224.60

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Solution

The fourth proportional to 249,402.66, 344,174.31 and 136,224.60 is: 187,989.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,402.66 : 344,174.31 = 136,224.60 : x
  2. Step 2: Convert to fraction form
    249,402.66/344,174.31 = 136,224.60/x
  3. Step 3: Cross multiply
    249,402.66x = 344,174.31 × 136,224.60
  4. Step 4: Simplify right side
    249,402.66x = 46,885,007,710.03
  5. Step 5: Solve for x
    x = 46,885,007,710.03/249,402.66
  6. Step 6: Final answer
    x = 187,989.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.