Home / 82,528.90-123,774.10-26,374.02

Finding the Fourth Proportional to 82,528.90, 123,774.10 and 26,374.02

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Solution

The fourth proportional to 82,528.90, 123,774.10 and 26,374.02 is: 39,554.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,528.90 : 123,774.10 = 26,374.02 : x
  2. Step 2: Convert to fraction form
    82,528.90/123,774.10 = 26,374.02/x
  3. Step 3: Cross multiply
    82,528.90x = 123,774.10 × 26,374.02
  4. Step 4: Simplify right side
    82,528.90x = 3,264,420,588.88
  5. Step 5: Solve for x
    x = 3,264,420,588.88/82,528.90
  6. Step 6: Final answer
    x = 39,554.88

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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.