Home / 249,456.62-344,266-142,036.04

Finding the Fourth Proportional to 249,456.62, 344,266 and 142,036.04

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Solution

The fourth proportional to 249,456.62, 344,266 and 142,036.04 is: 196,018.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,456.62 : 344,266 = 142,036.04 : x
  2. Step 2: Convert to fraction form
    249,456.62/344,266 = 142,036.04/x
  3. Step 3: Cross multiply
    249,456.62x = 344,266 × 142,036.04
  4. Step 4: Simplify right side
    249,456.62x = 48,898,179,346.64
  5. Step 5: Solve for x
    x = 48,898,179,346.64/249,456.62
  6. Step 6: Final answer
    x = 196,018.77

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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.