Home / 91,581.55-137,411.84-49,453.24

Finding the Fourth Proportional to 91,581.55, 137,411.84 and 49,453.24

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Solution

The fourth proportional to 91,581.55, 137,411.84 and 49,453.24 is: 74,201.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,581.55 : 137,411.84 = 49,453.24 : x
  2. Step 2: Convert to fraction form
    91,581.55/137,411.84 = 49,453.24/x
  3. Step 3: Cross multiply
    91,581.55x = 137,411.84 × 49,453.24
  4. Step 4: Simplify right side
    91,581.55x = 6,795,460,455.10
  5. Step 5: Solve for x
    x = 6,795,460,455.10/91,581.55
  6. Step 6: Final answer
    x = 74,201.20

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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.