Home / 67,445.08-101,178.60-25,328.44

Finding the Fourth Proportional to 67,445.08, 101,178.60 and 25,328.44

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Solution

The fourth proportional to 67,445.08, 101,178.60 and 25,328.44 is: 37,996.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,445.08 : 101,178.60 = 25,328.44 : x
  2. Step 2: Convert to fraction form
    67,445.08/101,178.60 = 25,328.44/x
  3. Step 3: Cross multiply
    67,445.08x = 101,178.60 × 25,328.44
  4. Step 4: Simplify right side
    67,445.08x = 2,562,696,099.38
  5. Step 5: Solve for x
    x = 2,562,696,099.38/67,445.08
  6. Step 6: Final answer
    x = 37,996.78

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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.