Home / 82,852.68-124,261.56-26,697.90

Finding the Fourth Proportional to 82,852.68, 124,261.56 and 26,697.90

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Solution

The fourth proportional to 82,852.68, 124,261.56 and 26,697.90 is: 40,041.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,852.68 : 124,261.56 = 26,697.90 : x
  2. Step 2: Convert to fraction form
    82,852.68/124,261.56 = 26,697.90/x
  3. Step 3: Cross multiply
    82,852.68x = 124,261.56 × 26,697.90
  4. Step 4: Simplify right side
    82,852.68x = 3,317,522,702.72
  5. Step 5: Solve for x
    x = 3,317,522,702.72/82,852.68
  6. Step 6: Final answer
    x = 40,041.22

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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.