Home / 126,263.04-174,248.64-72,565.44

Finding the Fourth Proportional to 126,263.04, 174,248.64 and 72,565.44

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Solution

The fourth proportional to 126,263.04, 174,248.64 and 72,565.44 is: 100,143.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,263.04 : 174,248.64 = 72,565.44 : x
  2. Step 2: Convert to fraction form
    126,263.04/174,248.64 = 72,565.44/x
  3. Step 3: Cross multiply
    126,263.04x = 174,248.64 × 72,565.44
  4. Step 4: Simplify right side
    126,263.04x = 12,644,429,231.00
  5. Step 5: Solve for x
    x = 12,644,429,231.00/126,263.04
  6. Step 6: Final answer
    x = 100,143.55

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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.