Home / 79,066.53-109,114.38-45,074.38

Finding the Fourth Proportional to 79,066.53, 109,114.38 and 45,074.38

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Solution

The fourth proportional to 79,066.53, 109,114.38 and 45,074.38 is: 62,204.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,066.53 : 109,114.38 = 45,074.38 : x
  2. Step 2: Convert to fraction form
    79,066.53/109,114.38 = 45,074.38/x
  3. Step 3: Cross multiply
    79,066.53x = 109,114.38 × 45,074.38
  4. Step 4: Simplify right side
    79,066.53x = 4,918,263,027.58
  5. Step 5: Solve for x
    x = 4,918,263,027.58/79,066.53
  6. Step 6: Final answer
    x = 62,204.11

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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.