Home / 249,248.12-343,921.82-147,259.48

Finding the Fourth Proportional to 249,248.12, 343,921.82 and 147,259.48

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Solution

The fourth proportional to 249,248.12, 343,921.82 and 147,259.48 is: 203,194.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,248.12 : 343,921.82 = 147,259.48 : x
  2. Step 2: Convert to fraction form
    249,248.12/343,921.82 = 147,259.48/x
  3. Step 3: Cross multiply
    249,248.12x = 343,921.82 × 147,259.48
  4. Step 4: Simplify right side
    249,248.12x = 50,645,748,373.85
  5. Step 5: Solve for x
    x = 50,645,748,373.85/249,248.12
  6. Step 6: Final answer
    x = 203,194.10

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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.