Home / 73,158.10-100,965.60-52,756.93

Finding the Fourth Proportional to 73,158.10, 100,965.60 and 52,756.93

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Solution

The fourth proportional to 73,158.10, 100,965.60 and 52,756.93 is: 72,809.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,158.10 : 100,965.60 = 52,756.93 : x
  2. Step 2: Convert to fraction form
    73,158.10/100,965.60 = 52,756.93/x
  3. Step 3: Cross multiply
    73,158.10x = 100,965.60 × 52,756.93
  4. Step 4: Simplify right side
    73,158.10x = 5,326,635,091.61
  5. Step 5: Solve for x
    x = 5,326,635,091.61/73,158.10
  6. Step 6: Final answer
    x = 72,809.92

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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.