Home / 249,654.56-344,439.14-142,148.52

Finding the Fourth Proportional to 249,654.56, 344,439.14 and 142,148.52

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Solution

The fourth proportional to 249,654.56, 344,439.14 and 142,148.52 is: 196,117.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,654.56 : 344,439.14 = 142,148.52 : x
  2. Step 2: Convert to fraction form
    249,654.56/344,439.14 = 142,148.52/x
  3. Step 3: Cross multiply
    249,654.56x = 344,439.14 × 142,148.52
  4. Step 4: Simplify right side
    249,654.56x = 48,961,513,270.33
  5. Step 5: Solve for x
    x = 48,961,513,270.33/249,654.56
  6. Step 6: Final answer
    x = 196,117.04

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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.