Home / 57,751.30-86,626.86-42,056.14

Finding the Fourth Proportional to 57,751.30, 86,626.86 and 42,056.14

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Solution

The fourth proportional to 57,751.30, 86,626.86 and 42,056.14 is: 63,084.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,751.30 : 86,626.86 = 42,056.14 : x
  2. Step 2: Convert to fraction form
    57,751.30/86,626.86 = 42,056.14/x
  3. Step 3: Cross multiply
    57,751.30x = 86,626.86 × 42,056.14
  4. Step 4: Simplify right side
    57,751.30x = 3,643,191,351.92
  5. Step 5: Solve for x
    x = 3,643,191,351.92/57,751.30
  6. Step 6: Final answer
    x = 63,084.14

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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.