Home / 125,342.34-188,000.11-35,382.84

Finding the Fourth Proportional to 125,342.34, 188,000.11 and 35,382.84

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Solution

The fourth proportional to 125,342.34, 188,000.11 and 35,382.84 is: 53,070.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,342.34 : 188,000.11 = 35,382.84 : x
  2. Step 2: Convert to fraction form
    125,342.34/188,000.11 = 35,382.84/x
  3. Step 3: Cross multiply
    125,342.34x = 188,000.11 × 35,382.84
  4. Step 4: Simplify right side
    125,342.34x = 6,651,977,812.11
  5. Step 5: Solve for x
    x = 6,651,977,812.11/125,342.34
  6. Step 6: Final answer
    x = 53,070.48

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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.