Home / 91,852.43-137,650.35-49,641.53

Finding the Fourth Proportional to 91,852.43, 137,650.35 and 49,641.53

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Solution

The fourth proportional to 91,852.43, 137,650.35 and 49,641.53 is: 74,392.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,852.43 : 137,650.35 = 49,641.53 : x
  2. Step 2: Convert to fraction form
    91,852.43/137,650.35 = 49,641.53/x
  3. Step 3: Cross multiply
    91,852.43x = 137,650.35 × 49,641.53
  4. Step 4: Simplify right side
    91,852.43x = 6,833,173,979.04
  5. Step 5: Solve for x
    x = 6,833,173,979.04/91,852.43
  6. Step 6: Final answer
    x = 74,392.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.