Home / 80,582.65-111,217.76-46,611.79

Finding the Fourth Proportional to 80,582.65, 111,217.76 and 46,611.79

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Solution

The fourth proportional to 80,582.65, 111,217.76 and 46,611.79 is: 64,332.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,582.65 : 111,217.76 = 46,611.79 : x
  2. Step 2: Convert to fraction form
    80,582.65/111,217.76 = 46,611.79/x
  3. Step 3: Cross multiply
    80,582.65x = 111,217.76 × 46,611.79
  4. Step 4: Simplify right side
    80,582.65x = 5,184,058,873.39
  5. Step 5: Solve for x
    x = 5,184,058,873.39/80,582.65
  6. Step 6: Final answer
    x = 64,332.20

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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.