Home / 125,334.28-188,000.70-30,563.32

Finding the Fourth Proportional to 125,334.28, 188,000.70 and 30,563.32

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Solution

The fourth proportional to 125,334.28, 188,000.70 and 30,563.32 is: 45,844.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,334.28 : 188,000.70 = 30,563.32 : x
  2. Step 2: Convert to fraction form
    125,334.28/188,000.70 = 30,563.32/x
  3. Step 3: Cross multiply
    125,334.28x = 188,000.70 × 30,563.32
  4. Step 4: Simplify right side
    125,334.28x = 5,745,925,554.32
  5. Step 5: Solve for x
    x = 5,745,925,554.32/125,334.28
  6. Step 6: Final answer
    x = 45,844.80

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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.