Home / 80,898.93-111,641.04-45,091.22

Finding the Fourth Proportional to 80,898.93, 111,641.04 and 45,091.22

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Solution

The fourth proportional to 80,898.93, 111,641.04 and 45,091.22 is: 62,226.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,898.93 : 111,641.04 = 45,091.22 : x
  2. Step 2: Convert to fraction form
    80,898.93/111,641.04 = 45,091.22/x
  3. Step 3: Cross multiply
    80,898.93x = 111,641.04 × 45,091.22
  4. Step 4: Simplify right side
    80,898.93x = 5,034,030,137.46
  5. Step 5: Solve for x
    x = 5,034,030,137.46/80,898.93
  6. Step 6: Final answer
    x = 62,226.16

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1.5x scale

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.