Home / 249,665.32-344,538.12-136,488.04

Finding the Fourth Proportional to 249,665.32, 344,538.12 and 136,488.04

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Solution

The fourth proportional to 249,665.32, 344,538.12 and 136,488.04 is: 188,353.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,665.32 : 344,538.12 = 136,488.04 : x
  2. Step 2: Convert to fraction form
    249,665.32/344,538.12 = 136,488.04/x
  3. Step 3: Cross multiply
    249,665.32x = 344,538.12 × 136,488.04
  4. Step 4: Simplify right side
    249,665.32x = 47,025,332,704.08
  5. Step 5: Solve for x
    x = 47,025,332,704.08/249,665.32
  6. Step 6: Final answer
    x = 188,353.48

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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.