Home / 112,037.44-154,613.28-61,735.36

Finding the Fourth Proportional to 112,037.44, 154,613.28 and 61,735.36

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Solution

The fourth proportional to 112,037.44, 154,613.28 and 61,735.36 is: 85,195.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,037.44 : 154,613.28 = 61,735.36 : x
  2. Step 2: Convert to fraction form
    112,037.44/154,613.28 = 61,735.36/x
  3. Step 3: Cross multiply
    112,037.44x = 154,613.28 × 61,735.36
  4. Step 4: Simplify right side
    112,037.44x = 9,545,106,501.58
  5. Step 5: Solve for x
    x = 9,545,106,501.58/112,037.44
  6. Step 6: Final answer
    x = 85,195.69

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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.