Home / 249,400.56-344,174.46-136,223.28

Finding the Fourth Proportional to 249,400.56, 344,174.46 and 136,223.28

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Solution

The fourth proportional to 249,400.56, 344,174.46 and 136,223.28 is: 187,989.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,400.56 : 344,174.46 = 136,223.28 : x
  2. Step 2: Convert to fraction form
    249,400.56/344,174.46 = 136,223.28/x
  3. Step 3: Cross multiply
    249,400.56x = 344,174.46 × 136,223.28
  4. Step 4: Simplify right side
    249,400.56x = 46,884,573,833.43
  5. Step 5: Solve for x
    x = 46,884,573,833.43/249,400.56
  6. Step 6: Final answer
    x = 187,989.05

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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.