Home / 57,254.82-85,746.48-45,370.38

Finding the Fourth Proportional to 57,254.82, 85,746.48 and 45,370.38

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Solution

The fourth proportional to 57,254.82, 85,746.48 and 45,370.38 is: 67,948.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,254.82 : 85,746.48 = 45,370.38 : x
  2. Step 2: Convert to fraction form
    57,254.82/85,746.48 = 45,370.38/x
  3. Step 3: Cross multiply
    57,254.82x = 85,746.48 × 45,370.38
  4. Step 4: Simplify right side
    57,254.82x = 3,890,350,381.26
  5. Step 5: Solve for x
    x = 3,890,350,381.26/57,254.82
  6. Step 6: Final answer
    x = 67,948.00

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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.