Home / 112,034-154,610.16-61,736.24

Finding the Fourth Proportional to 112,034, 154,610.16 and 61,736.24

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Solution

The fourth proportional to 112,034, 154,610.16 and 61,736.24 is: 85,197.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,034 : 154,610.16 = 61,736.24 : x
  2. Step 2: Convert to fraction form
    112,034/154,610.16 = 61,736.24/x
  3. Step 3: Cross multiply
    112,034x = 154,610.16 × 61,736.24
  4. Step 4: Simplify right side
    112,034x = 9,545,049,944.20
  5. Step 5: Solve for x
    x = 9,545,049,944.20/112,034
  6. Step 6: Final answer
    x = 85,197.80

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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.