Home / 91,849.20-137,741.40-41,953.20

Finding the Fourth Proportional to 91,849.20, 137,741.40 and 41,953.20

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Solution

The fourth proportional to 91,849.20, 137,741.40 and 41,953.20 is: 62,915.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,849.20 : 137,741.40 = 41,953.20 : x
  2. Step 2: Convert to fraction form
    91,849.20/137,741.40 = 41,953.20/x
  3. Step 3: Cross multiply
    91,849.20x = 137,741.40 × 41,953.20
  4. Step 4: Simplify right side
    91,849.20x = 5,778,692,502.48
  5. Step 5: Solve for x
    x = 5,778,692,502.48/91,849.20
  6. Step 6: Final answer
    x = 62,915.00

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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.