Home / 112,037.03-154,609.09-61,050.20

Finding the Fourth Proportional to 112,037.03, 154,609.09 and 61,050.20

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Solution

The fourth proportional to 112,037.03, 154,609.09 and 61,050.20 is: 84,248.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,037.03 : 154,609.09 = 61,050.20 : x
  2. Step 2: Convert to fraction form
    112,037.03/154,609.09 = 61,050.20/x
  3. Step 3: Cross multiply
    112,037.03x = 154,609.09 × 61,050.20
  4. Step 4: Simplify right side
    112,037.03x = 9,438,914,940.65
  5. Step 5: Solve for x
    x = 9,438,914,940.65/112,037.03
  6. Step 6: Final answer
    x = 84,248.17

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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.