Home / 82,984.78-124,477.24-35,569.10

Finding the Fourth Proportional to 82,984.78, 124,477.24 and 35,569.10

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Solution

The fourth proportional to 82,984.78, 124,477.24 and 35,569.10 is: 53,353.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,984.78 : 124,477.24 = 35,569.10 : x
  2. Step 2: Convert to fraction form
    82,984.78/124,477.24 = 35,569.10/x
  3. Step 3: Cross multiply
    82,984.78x = 124,477.24 × 35,569.10
  4. Step 4: Simplify right side
    82,984.78x = 4,427,543,397.28
  5. Step 5: Solve for x
    x = 4,427,543,397.28/82,984.78
  6. Step 6: Final answer
    x = 53,353.68

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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.