Home / 55,345.10-83,057.54-22,045.90

Finding the Fourth Proportional to 55,345.10, 83,057.54 and 22,045.90

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Solution

The fourth proportional to 55,345.10, 83,057.54 and 22,045.90 is: 33,084.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,345.10 : 83,057.54 = 22,045.90 : x
  2. Step 2: Convert to fraction form
    55,345.10/83,057.54 = 22,045.90/x
  3. Step 3: Cross multiply
    55,345.10x = 83,057.54 × 22,045.90
  4. Step 4: Simplify right side
    55,345.10x = 1,831,078,221.09
  5. Step 5: Solve for x
    x = 1,831,078,221.09/55,345.10
  6. Step 6: Final answer
    x = 33,084.74

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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.