Home / 133,247.65-183,884.04-79,522.24

Finding the Fourth Proportional to 133,247.65, 183,884.04 and 79,522.24

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Solution

The fourth proportional to 133,247.65, 183,884.04 and 79,522.24 is: 109,742.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,247.65 : 183,884.04 = 79,522.24 : x
  2. Step 2: Convert to fraction form
    133,247.65/183,884.04 = 79,522.24/x
  3. Step 3: Cross multiply
    133,247.65x = 183,884.04 × 79,522.24
  4. Step 4: Simplify right side
    133,247.65x = 14,622,870,761.05
  5. Step 5: Solve for x
    x = 14,622,870,761.05/133,247.65
  6. Step 6: Final answer
    x = 109,742.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.