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Finding the Fourth Proportional to 112,392.38, 168,612.87 and 59,794.22

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Solution

The fourth proportional to 112,392.38, 168,612.87 and 59,794.22 is: 89,704.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,392.38 : 168,612.87 = 59,794.22 : x
  2. Step 2: Convert to fraction form
    112,392.38/168,612.87 = 59,794.22/x
  3. Step 3: Cross multiply
    112,392.38x = 168,612.87 × 59,794.22
  4. Step 4: Simplify right side
    112,392.38x = 10,082,075,043.61
  5. Step 5: Solve for x
    x = 10,082,075,043.61/112,392.38
  6. Step 6: Final answer
    x = 89,704.26

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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.