Home / 126,491.04-174,547.17-69,902.28

Finding the Fourth Proportional to 126,491.04, 174,547.17 and 69,902.28

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Solution

The fourth proportional to 126,491.04, 174,547.17 and 69,902.28 is: 96,459.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,491.04 : 174,547.17 = 69,902.28 : x
  2. Step 2: Convert to fraction form
    126,491.04/174,547.17 = 69,902.28/x
  3. Step 3: Cross multiply
    126,491.04x = 174,547.17 × 69,902.28
  4. Step 4: Simplify right side
    126,491.04x = 12,201,245,150.55
  5. Step 5: Solve for x
    x = 12,201,245,150.55/126,491.04
  6. Step 6: Final answer
    x = 96,459.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.