Home / 57,195.58-78,861.27-49,224.10

Finding the Fourth Proportional to 57,195.58, 78,861.27 and 49,224.10

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Solution

The fourth proportional to 57,195.58, 78,861.27 and 49,224.10 is: 67,870.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,195.58 : 78,861.27 = 49,224.10 : x
  2. Step 2: Convert to fraction form
    57,195.58/78,861.27 = 49,224.10/x
  3. Step 3: Cross multiply
    57,195.58x = 78,861.27 × 49,224.10
  4. Step 4: Simplify right side
    57,195.58x = 3,881,875,040.61
  5. Step 5: Solve for x
    x = 3,881,875,040.61/57,195.58
  6. Step 6: Final answer
    x = 67,870.19

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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.