Home / 73,861.07-101,926.88-45,178.62

Finding the Fourth Proportional to 73,861.07, 101,926.88 and 45,178.62

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Solution

The fourth proportional to 73,861.07, 101,926.88 and 45,178.62 is: 62,345.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,861.07 : 101,926.88 = 45,178.62 : x
  2. Step 2: Convert to fraction form
    73,861.07/101,926.88 = 45,178.62/x
  3. Step 3: Cross multiply
    73,861.07x = 101,926.88 × 45,178.62
  4. Step 4: Simplify right side
    73,861.07x = 4,604,915,821.32
  5. Step 5: Solve for x
    x = 4,604,915,821.32/73,861.07
  6. Step 6: Final answer
    x = 62,345.65

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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.