Home / 96,109.84-144,176.30-39,987.93

Finding the Fourth Proportional to 96,109.84, 144,176.30 and 39,987.93

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Solution

The fourth proportional to 96,109.84, 144,176.30 and 39,987.93 is: 59,986.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,109.84 : 144,176.30 = 39,987.93 : x
  2. Step 2: Convert to fraction form
    96,109.84/144,176.30 = 39,987.93/x
  3. Step 3: Cross multiply
    96,109.84x = 144,176.30 × 39,987.93
  4. Step 4: Simplify right side
    96,109.84x = 5,765,311,696.68
  5. Step 5: Solve for x
    x = 5,765,311,696.68/96,109.84
  6. Step 6: Final answer
    x = 59,986.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.