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Finding the Fourth Proportional to 122,191.98, 183,316.59 and 37,947.84

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Solution

The fourth proportional to 122,191.98, 183,316.59 and 37,947.84 is: 56,930.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,191.98 : 183,316.59 = 37,947.84 : x
  2. Step 2: Convert to fraction form
    122,191.98/183,316.59 = 37,947.84/x
  3. Step 3: Cross multiply
    122,191.98x = 183,316.59 × 37,947.84
  4. Step 4: Simplify right side
    122,191.98x = 6,956,468,626.67
  5. Step 5: Solve for x
    x = 6,956,468,626.67/122,191.98
  6. Step 6: Final answer
    x = 56,930.65

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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.