Home / 90,674.58-136,011.69-24,114.72

Finding the Fourth Proportional to 90,674.58, 136,011.69 and 24,114.72

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Solution

The fourth proportional to 90,674.58, 136,011.69 and 24,114.72 is: 36,172.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,674.58 : 136,011.69 = 24,114.72 : x
  2. Step 2: Convert to fraction form
    90,674.58/136,011.69 = 24,114.72/x
  3. Step 3: Cross multiply
    90,674.58x = 136,011.69 × 24,114.72
  4. Step 4: Simplify right side
    90,674.58x = 3,279,883,821.08
  5. Step 5: Solve for x
    x = 3,279,883,821.08/90,674.58
  6. Step 6: Final answer
    x = 36,172.03

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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.