Home / 80,867.04-111,587.64-46,876.20

Finding the Fourth Proportional to 80,867.04, 111,587.64 and 46,876.20

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Solution

The fourth proportional to 80,867.04, 111,587.64 and 46,876.20 is: 64,684.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,867.04 : 111,587.64 = 46,876.20 : x
  2. Step 2: Convert to fraction form
    80,867.04/111,587.64 = 46,876.20/x
  3. Step 3: Cross multiply
    80,867.04x = 111,587.64 × 46,876.20
  4. Step 4: Simplify right side
    80,867.04x = 5,230,804,530.17
  5. Step 5: Solve for x
    x = 5,230,804,530.17/80,867.04
  6. Step 6: Final answer
    x = 64,684.01

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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.