Home / 84,008.30-126,065.19-34,088.60

Finding the Fourth Proportional to 84,008.30, 126,065.19 and 34,088.60

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Solution

The fourth proportional to 84,008.30, 126,065.19 and 34,088.60 is: 51,154.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,008.30 : 126,065.19 = 34,088.60 : x
  2. Step 2: Convert to fraction form
    84,008.30/126,065.19 = 34,088.60/x
  3. Step 3: Cross multiply
    84,008.30x = 126,065.19 × 34,088.60
  4. Step 4: Simplify right side
    84,008.30x = 4,297,385,205.51
  5. Step 5: Solve for x
    x = 4,297,385,205.51/84,008.30
  6. Step 6: Final answer
    x = 51,154.30

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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.