Home / 109,077.42-163,597.88-30,199.62

Finding the Fourth Proportional to 109,077.42, 163,597.88 and 30,199.62

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Solution

The fourth proportional to 109,077.42, 163,597.88 and 30,199.62 is: 45,294.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,077.42 : 163,597.88 = 30,199.62 : x
  2. Step 2: Convert to fraction form
    109,077.42/163,597.88 = 30,199.62/x
  3. Step 3: Cross multiply
    109,077.42x = 163,597.88 × 30,199.62
  4. Step 4: Simplify right side
    109,077.42x = 4,940,593,808.81
  5. Step 5: Solve for x
    x = 4,940,593,808.81/109,077.42
  6. Step 6: Final answer
    x = 45,294.38

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1.5x scale

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.