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Finding the Fourth Proportional to 80,646.76, 111,294.94 and 44,346.32

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Solution

The fourth proportional to 80,646.76, 111,294.94 and 44,346.32 is: 61,199.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,646.76 : 111,294.94 = 44,346.32 : x
  2. Step 2: Convert to fraction form
    80,646.76/111,294.94 = 44,346.32/x
  3. Step 3: Cross multiply
    80,646.76x = 111,294.94 × 44,346.32
  4. Step 4: Simplify right side
    80,646.76x = 4,935,521,023.62
  5. Step 5: Solve for x
    x = 4,935,521,023.62/80,646.76
  6. Step 6: Final answer
    x = 61,199.25

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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.