Home / 82,968.72-124,452.54-49,698.24

Finding the Fourth Proportional to 82,968.72, 124,452.54 and 49,698.24

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Solution

The fourth proportional to 82,968.72, 124,452.54 and 49,698.24 is: 74,547.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,968.72 : 124,452.54 = 49,698.24 : x
  2. Step 2: Convert to fraction form
    82,968.72/124,452.54 = 49,698.24/x
  3. Step 3: Cross multiply
    82,968.72x = 124,452.54 × 49,698.24
  4. Step 4: Simplify right side
    82,968.72x = 6,185,072,201.53
  5. Step 5: Solve for x
    x = 6,185,072,201.53/82,968.72
  6. Step 6: Final answer
    x = 74,547.04

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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.