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Finding the Fourth Proportional to 67,409.92, 101,126.88 and 23,041.60

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Solution

The fourth proportional to 67,409.92, 101,126.88 and 23,041.60 is: 34,566.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,409.92 : 101,126.88 = 23,041.60 : x
  2. Step 2: Convert to fraction form
    67,409.92/101,126.88 = 23,041.60/x
  3. Step 3: Cross multiply
    67,409.92x = 101,126.88 × 23,041.60
  4. Step 4: Simplify right side
    67,409.92x = 2,330,125,118.21
  5. Step 5: Solve for x
    x = 2,330,125,118.21/67,409.92
  6. Step 6: Final answer
    x = 34,566.50

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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.