Home / 92,528.19-138,771.53-42,560.30

Finding the Fourth Proportional to 92,528.19, 138,771.53 and 42,560.30

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Solution

The fourth proportional to 92,528.19, 138,771.53 and 42,560.30 is: 63,830.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,528.19 : 138,771.53 = 42,560.30 : x
  2. Step 2: Convert to fraction form
    92,528.19/138,771.53 = 42,560.30/x
  3. Step 3: Cross multiply
    92,528.19x = 138,771.53 × 42,560.30
  4. Step 4: Simplify right side
    92,528.19x = 5,906,158,241.99
  5. Step 5: Solve for x
    x = 5,906,158,241.99/92,528.19
  6. Step 6: Final answer
    x = 63,830.91

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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.