Home / 188,677.32-260,482.20-125,101.08

Finding the Fourth Proportional to 188,677.32, 260,482.20 and 125,101.08

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Solution

The fourth proportional to 188,677.32, 260,482.20 and 125,101.08 is: 172,710.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,677.32 : 260,482.20 = 125,101.08 : x
  2. Step 2: Convert to fraction form
    188,677.32/260,482.20 = 125,101.08/x
  3. Step 3: Cross multiply
    188,677.32x = 260,482.20 × 125,101.08
  4. Step 4: Simplify right side
    188,677.32x = 32,586,604,540.78
  5. Step 5: Solve for x
    x = 32,586,604,540.78/188,677.32
  6. Step 6: Final answer
    x = 172,710.77

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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.