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Finding the Fourth Proportional to 101,733.80, 152,600.70 and 51,967.40

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Solution

The fourth proportional to 101,733.80, 152,600.70 and 51,967.40 is: 77,951.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,733.80 : 152,600.70 = 51,967.40 : x
  2. Step 2: Convert to fraction form
    101,733.80/152,600.70 = 51,967.40/x
  3. Step 3: Cross multiply
    101,733.80x = 152,600.70 × 51,967.40
  4. Step 4: Simplify right side
    101,733.80x = 7,930,261,617.18
  5. Step 5: Solve for x
    x = 7,930,261,617.18/101,733.80
  6. Step 6: Final answer
    x = 77,951.10

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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.