Home / 78,865.08-108,832.81-44,873.47

Finding the Fourth Proportional to 78,865.08, 108,832.81 and 44,873.47

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Solution

The fourth proportional to 78,865.08, 108,832.81 and 44,873.47 is: 61,924.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,865.08 : 108,832.81 = 44,873.47 : x
  2. Step 2: Convert to fraction form
    78,865.08/108,832.81 = 44,873.47/x
  3. Step 3: Cross multiply
    78,865.08x = 108,832.81 × 44,873.47
  4. Step 4: Simplify right side
    78,865.08x = 4,883,705,834.55
  5. Step 5: Solve for x
    x = 4,883,705,834.55/78,865.08
  6. Step 6: Final answer
    x = 61,924.82

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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.