Home / 73,159.27-109,730.91-49,618.04

Finding the Fourth Proportional to 73,159.27, 109,730.91 and 49,618.04

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Solution

The fourth proportional to 73,159.27, 109,730.91 and 49,618.04 is: 74,421.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,159.27 : 109,730.91 = 49,618.04 : x
  2. Step 2: Convert to fraction form
    73,159.27/109,730.91 = 49,618.04/x
  3. Step 3: Cross multiply
    73,159.27x = 109,730.91 × 49,618.04
  4. Step 4: Simplify right side
    73,159.27x = 5,444,632,681.62
  5. Step 5: Solve for x
    x = 5,444,632,681.62/73,159.27
  6. Step 6: Final answer
    x = 74,421.64

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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.