Home / 181,871.06-250,989.04-105,392.76

Finding the Fourth Proportional to 181,871.06, 250,989.04 and 105,392.76

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Solution

The fourth proportional to 181,871.06, 250,989.04 and 105,392.76 is: 145,446.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,871.06 : 250,989.04 = 105,392.76 : x
  2. Step 2: Convert to fraction form
    181,871.06/250,989.04 = 105,392.76/x
  3. Step 3: Cross multiply
    181,871.06x = 250,989.04 × 105,392.76
  4. Step 4: Simplify right side
    181,871.06x = 26,452,427,655.35
  5. Step 5: Solve for x
    x = 26,452,427,655.35/181,871.06
  6. Step 6: Final answer
    x = 145,446.05

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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.