Home / 60,188.06-90,279.39-28,575.02

Finding the Fourth Proportional to 60,188.06, 90,279.39 and 28,575.02

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Solution

The fourth proportional to 60,188.06, 90,279.39 and 28,575.02 is: 42,861.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,188.06 : 90,279.39 = 28,575.02 : x
  2. Step 2: Convert to fraction form
    60,188.06/90,279.39 = 28,575.02/x
  3. Step 3: Cross multiply
    60,188.06x = 90,279.39 × 28,575.02
  4. Step 4: Simplify right side
    60,188.06x = 2,579,735,374.84
  5. Step 5: Solve for x
    x = 2,579,735,374.84/60,188.06
  6. Step 6: Final answer
    x = 42,861.25

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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.