Home / 80,701.26-111,364.65-44,890.08

Finding the Fourth Proportional to 80,701.26, 111,364.65 and 44,890.08

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Solution

The fourth proportional to 80,701.26, 111,364.65 and 44,890.08 is: 61,946.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,701.26 : 111,364.65 = 44,890.08 : x
  2. Step 2: Convert to fraction form
    80,701.26/111,364.65 = 44,890.08/x
  3. Step 3: Cross multiply
    80,701.26x = 111,364.65 × 44,890.08
  4. Step 4: Simplify right side
    80,701.26x = 4,999,168,047.67
  5. Step 5: Solve for x
    x = 4,999,168,047.67/80,701.26
  6. Step 6: Final answer
    x = 61,946.59

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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.