Home / 112,037.56-154,622.46-64,301.56

Finding the Fourth Proportional to 112,037.56, 154,622.46 and 64,301.56

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Solution

The fourth proportional to 112,037.56, 154,622.46 and 64,301.56 is: 88,742.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,037.56 : 154,622.46 = 64,301.56 : x
  2. Step 2: Convert to fraction form
    112,037.56/154,622.46 = 64,301.56/x
  3. Step 3: Cross multiply
    112,037.56x = 154,622.46 × 64,301.56
  4. Step 4: Simplify right side
    112,037.56x = 9,942,465,389.04
  5. Step 5: Solve for x
    x = 9,942,465,389.04/112,037.56
  6. Step 6: Final answer
    x = 88,742.25

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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.