Home / 140,484.23-193,871.61-80,053.58

Finding the Fourth Proportional to 140,484.23, 193,871.61 and 80,053.58

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Solution

The fourth proportional to 140,484.23, 193,871.61 and 80,053.58 is: 110,475.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,484.23 : 193,871.61 = 80,053.58 : x
  2. Step 2: Convert to fraction form
    140,484.23/193,871.61 = 80,053.58/x
  3. Step 3: Cross multiply
    140,484.23x = 193,871.61 × 80,053.58
  4. Step 4: Simplify right side
    140,484.23x = 15,520,115,471.51
  5. Step 5: Solve for x
    x = 15,520,115,471.51/140,484.23
  6. Step 6: Final answer
    x = 110,475.86

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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.