Home / 91,703.48-137,594.84-49,613.18

Finding the Fourth Proportional to 91,703.48, 137,594.84 and 49,613.18

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Solution

The fourth proportional to 91,703.48, 137,594.84 and 49,613.18 is: 74,441.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,703.48 : 137,594.84 = 49,613.18 : x
  2. Step 2: Convert to fraction form
    91,703.48/137,594.84 = 49,613.18/x
  3. Step 3: Cross multiply
    91,703.48x = 137,594.84 × 49,613.18
  4. Step 4: Simplify right side
    91,703.48x = 6,826,516,627.95
  5. Step 5: Solve for x
    x = 6,826,516,627.95/91,703.48
  6. Step 6: Final answer
    x = 74,441.20

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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.