Home / 79,922.53-110,287.11-45,931.11

Finding the Fourth Proportional to 79,922.53, 110,287.11 and 45,931.11

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Solution

The fourth proportional to 79,922.53, 110,287.11 and 45,931.11 is: 63,381.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,922.53 : 110,287.11 = 45,931.11 : x
  2. Step 2: Convert to fraction form
    79,922.53/110,287.11 = 45,931.11/x
  3. Step 3: Cross multiply
    79,922.53x = 110,287.11 × 45,931.11
  4. Step 4: Simplify right side
    79,922.53x = 5,065,609,380.99
  5. Step 5: Solve for x
    x = 5,065,609,380.99/79,922.53
  6. Step 6: Final answer
    x = 63,381.49

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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.