Home / 57,182.86-85,731.01-25,554.59

Finding the Fourth Proportional to 57,182.86, 85,731.01 and 25,554.59

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Solution

The fourth proportional to 57,182.86, 85,731.01 and 25,554.59 is: 38,312.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,182.86 : 85,731.01 = 25,554.59 : x
  2. Step 2: Convert to fraction form
    57,182.86/85,731.01 = 25,554.59/x
  3. Step 3: Cross multiply
    57,182.86x = 85,731.01 × 25,554.59
  4. Step 4: Simplify right side
    57,182.86x = 2,190,820,639.79
  5. Step 5: Solve for x
    x = 2,190,820,639.79/57,182.86
  6. Step 6: Final answer
    x = 38,312.54

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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.