Home / 80,848.76-111,572.45-46,859.60

Finding the Fourth Proportional to 80,848.76, 111,572.45 and 46,859.60

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Solution

The fourth proportional to 80,848.76, 111,572.45 and 46,859.60 is: 64,666.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,848.76 : 111,572.45 = 46,859.60 : x
  2. Step 2: Convert to fraction form
    80,848.76/111,572.45 = 46,859.60/x
  3. Step 3: Cross multiply
    80,848.76x = 111,572.45 × 46,859.60
  4. Step 4: Simplify right side
    80,848.76x = 5,228,239,585.86
  5. Step 5: Solve for x
    x = 5,228,239,585.86/80,848.76
  6. Step 6: Final answer
    x = 64,666.92

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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.