Home / 52,177.41-78,144.39-38,102.58

Finding the Fourth Proportional to 52,177.41, 78,144.39 and 38,102.58

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Solution

The fourth proportional to 52,177.41, 78,144.39 and 38,102.58 is: 57,064.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,177.41 : 78,144.39 = 38,102.58 : x
  2. Step 2: Convert to fraction form
    52,177.41/78,144.39 = 38,102.58/x
  3. Step 3: Cross multiply
    52,177.41x = 78,144.39 × 38,102.58
  4. Step 4: Simplify right side
    52,177.41x = 2,977,502,871.53
  5. Step 5: Solve for x
    x = 2,977,502,871.53/52,177.41
  6. Step 6: Final answer
    x = 57,064.98

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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.