Home / 249,722.64-344,615.04-136,546.20

Finding the Fourth Proportional to 249,722.64, 344,615.04 and 136,546.20

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Solution

The fourth proportional to 249,722.64, 344,615.04 and 136,546.20 is: 188,432.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,722.64 : 344,615.04 = 136,546.20 : x
  2. Step 2: Convert to fraction form
    249,722.64/344,615.04 = 136,546.20/x
  3. Step 3: Cross multiply
    249,722.64x = 344,615.04 × 136,546.20
  4. Step 4: Simplify right side
    249,722.64x = 47,055,874,174.85
  5. Step 5: Solve for x
    x = 47,055,874,174.85/249,722.64
  6. Step 6: Final answer
    x = 188,432.55

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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.