Home / 82,817.12-124,223.15-23,652.90

Finding the Fourth Proportional to 82,817.12, 124,223.15 and 23,652.90

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Solution

The fourth proportional to 82,817.12, 124,223.15 and 23,652.90 is: 35,478.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,817.12 : 124,223.15 = 23,652.90 : x
  2. Step 2: Convert to fraction form
    82,817.12/124,223.15 = 23,652.90/x
  3. Step 3: Cross multiply
    82,817.12x = 124,223.15 × 23,652.90
  4. Step 4: Simplify right side
    82,817.12x = 2,938,237,803.77
  5. Step 5: Solve for x
    x = 2,938,237,803.77/82,817.12
  6. Step 6: Final answer
    x = 35,478.63

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1.5x scale

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.