Home / 249,278.64-344,010.42-136,102.20

Finding the Fourth Proportional to 249,278.64, 344,010.42 and 136,102.20

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Solution

The fourth proportional to 249,278.64, 344,010.42 and 136,102.20 is: 187,824.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,278.64 : 344,010.42 = 136,102.20 : x
  2. Step 2: Convert to fraction form
    249,278.64/344,010.42 = 136,102.20/x
  3. Step 3: Cross multiply
    249,278.64x = 344,010.42 × 136,102.20
  4. Step 4: Simplify right side
    249,278.64x = 46,820,574,984.92
  5. Step 5: Solve for x
    x = 46,820,574,984.92/249,278.64
  6. Step 6: Final answer
    x = 187,824.26

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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.