Home / 174,619.20-240,974.80-99,167.68

Finding the Fourth Proportional to 174,619.20, 240,974.80 and 99,167.68

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Solution

The fourth proportional to 174,619.20, 240,974.80 and 99,167.68 is: 136,851.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,619.20 : 240,974.80 = 99,167.68 : x
  2. Step 2: Convert to fraction form
    174,619.20/240,974.80 = 99,167.68/x
  3. Step 3: Cross multiply
    174,619.20x = 240,974.80 × 99,167.68
  4. Step 4: Simplify right side
    174,619.20x = 23,896,911,854.46
  5. Step 5: Solve for x
    x = 23,896,911,854.46/174,619.20
  6. Step 6: Final answer
    x = 136,851.57

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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.