Home / 57,475.16-86,126.34-32,488.28

Finding the Fourth Proportional to 57,475.16, 86,126.34 and 32,488.28

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Solution

The fourth proportional to 57,475.16, 86,126.34 and 32,488.28 is: 48,683.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,475.16 : 86,126.34 = 32,488.28 : x
  2. Step 2: Convert to fraction form
    57,475.16/86,126.34 = 32,488.28/x
  3. Step 3: Cross multiply
    57,475.16x = 86,126.34 × 32,488.28
  4. Step 4: Simplify right side
    57,475.16x = 2,798,096,649.30
  5. Step 5: Solve for x
    x = 2,798,096,649.30/57,475.16
  6. Step 6: Final answer
    x = 48,683.58

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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.