Home / 82,325.16-123,427.80-26,146.80

Finding the Fourth Proportional to 82,325.16, 123,427.80 and 26,146.80

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Solution

The fourth proportional to 82,325.16, 123,427.80 and 26,146.80 is: 39,201.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,325.16 : 123,427.80 = 26,146.80 : x
  2. Step 2: Convert to fraction form
    82,325.16/123,427.80 = 26,146.80/x
  3. Step 3: Cross multiply
    82,325.16x = 123,427.80 × 26,146.80
  4. Step 4: Simplify right side
    82,325.16x = 3,227,242,001.04
  5. Step 5: Solve for x
    x = 3,227,242,001.04/82,325.16
  6. Step 6: Final answer
    x = 39,201.16

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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.