Home / 126,248.40-174,226.41-69,663.42

Finding the Fourth Proportional to 126,248.40, 174,226.41 and 69,663.42

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Solution

The fourth proportional to 126,248.40, 174,226.41 and 69,663.42 is: 96,137.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,248.40 : 174,226.41 = 69,663.42 : x
  2. Step 2: Convert to fraction form
    126,248.40/174,226.41 = 69,663.42/x
  3. Step 3: Cross multiply
    126,248.40x = 174,226.41 × 69,663.42
  4. Step 4: Simplify right side
    126,248.40x = 12,137,207,574.92
  5. Step 5: Solve for x
    x = 12,137,207,574.92/126,248.40
  6. Step 6: Final answer
    x = 96,137.52

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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.