Home / 134,741.50-185,909.04-98,869.23

Finding the Fourth Proportional to 134,741.50, 185,909.04 and 98,869.23

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Solution

The fourth proportional to 134,741.50, 185,909.04 and 98,869.23 is: 136,414.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,741.50 : 185,909.04 = 98,869.23 : x
  2. Step 2: Convert to fraction form
    134,741.50/185,909.04 = 98,869.23/x
  3. Step 3: Cross multiply
    134,741.50x = 185,909.04 × 98,869.23
  4. Step 4: Simplify right side
    134,741.50x = 18,380,683,634.84
  5. Step 5: Solve for x
    x = 18,380,683,634.84/134,741.50
  6. Step 6: Final answer
    x = 136,414.42

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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.