Home / 75,199.39-112,577.65-55,565.60

Finding the Fourth Proportional to 75,199.39, 112,577.65 and 55,565.60

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Solution

The fourth proportional to 75,199.39, 112,577.65 and 55,565.60 is: 83,184.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,199.39 : 112,577.65 = 55,565.60 : x
  2. Step 2: Convert to fraction form
    75,199.39/112,577.65 = 55,565.60/x
  3. Step 3: Cross multiply
    75,199.39x = 112,577.65 × 55,565.60
  4. Step 4: Simplify right side
    75,199.39x = 6,255,443,967.04
  5. Step 5: Solve for x
    x = 6,255,443,967.04/75,199.39
  6. Step 6: Final answer
    x = 83,184.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.