Home / 249,432.86-344,218.40-136,258.04

Finding the Fourth Proportional to 249,432.86, 344,218.40 and 136,258.04

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Solution

The fourth proportional to 249,432.86, 344,218.40 and 136,258.04 is: 188,036.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,432.86 : 344,218.40 = 136,258.04 : x
  2. Step 2: Convert to fraction form
    249,432.86/344,218.40 = 136,258.04/x
  3. Step 3: Cross multiply
    249,432.86x = 344,218.40 × 136,258.04
  4. Step 4: Simplify right side
    249,432.86x = 46,902,522,113.55
  5. Step 5: Solve for x
    x = 46,902,522,113.55/249,432.86
  6. Step 6: Final answer
    x = 188,036.66

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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.