Home / 105,871.68-158,767.02-34,777.44

Finding the Fourth Proportional to 105,871.68, 158,767.02 and 34,777.44

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Solution

The fourth proportional to 105,871.68, 158,767.02 and 34,777.44 is: 52,152.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,871.68 : 158,767.02 = 34,777.44 : x
  2. Step 2: Convert to fraction form
    105,871.68/158,767.02 = 34,777.44/x
  3. Step 3: Cross multiply
    105,871.68x = 158,767.02 × 34,777.44
  4. Step 4: Simplify right side
    105,871.68x = 5,521,510,512.03
  5. Step 5: Solve for x
    x = 5,521,510,512.03/105,871.68
  6. Step 6: Final answer
    x = 52,152.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.