Home / 249,180.60-343,902.06-141,729.86

Finding the Fourth Proportional to 249,180.60, 343,902.06 and 141,729.86

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Solution

The fourth proportional to 249,180.60, 343,902.06 and 141,729.86 is: 195,605.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,180.60 : 343,902.06 = 141,729.86 : x
  2. Step 2: Convert to fraction form
    249,180.60/343,902.06 = 141,729.86/x
  3. Step 3: Cross multiply
    249,180.60x = 343,902.06 × 141,729.86
  4. Step 4: Simplify right side
    249,180.60x = 48,741,190,817.51
  5. Step 5: Solve for x
    x = 48,741,190,817.51/249,180.60
  6. Step 6: Final answer
    x = 195,605.88

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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.