Home / 95,028.12-142,502.02-28,477.72

Finding the Fourth Proportional to 95,028.12, 142,502.02 and 28,477.72

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Solution

The fourth proportional to 95,028.12, 142,502.02 and 28,477.72 is: 42,704.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,028.12 : 142,502.02 = 28,477.72 : x
  2. Step 2: Convert to fraction form
    95,028.12/142,502.02 = 28,477.72/x
  3. Step 3: Cross multiply
    95,028.12x = 142,502.02 × 28,477.72
  4. Step 4: Simplify right side
    95,028.12x = 4,058,132,624.99
  5. Step 5: Solve for x
    x = 4,058,132,624.99/95,028.12
  6. Step 6: Final answer
    x = 42,704.54

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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.