Home / 80,110.20-110,547.64-44,298.08

Finding the Fourth Proportional to 80,110.20, 110,547.64 and 44,298.08

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Solution

The fourth proportional to 80,110.20, 110,547.64 and 44,298.08 is: 61,128.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,110.20 : 110,547.64 = 44,298.08 : x
  2. Step 2: Convert to fraction form
    80,110.20/110,547.64 = 44,298.08/x
  3. Step 3: Cross multiply
    80,110.20x = 110,547.64 × 44,298.08
  4. Step 4: Simplify right side
    80,110.20x = 4,897,048,200.53
  5. Step 5: Solve for x
    x = 4,897,048,200.53/80,110.20
  6. Step 6: Final answer
    x = 61,128.90

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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.