Home / 154,100.08-231,151.08-47,482.72

Finding the Fourth Proportional to 154,100.08, 231,151.08 and 47,482.72

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Solution

The fourth proportional to 154,100.08, 231,151.08 and 47,482.72 is: 71,224.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,100.08 : 231,151.08 = 47,482.72 : x
  2. Step 2: Convert to fraction form
    154,100.08/231,151.08 = 47,482.72/x
  3. Step 3: Cross multiply
    154,100.08x = 231,151.08 × 47,482.72
  4. Step 4: Simplify right side
    154,100.08x = 10,975,682,009.34
  5. Step 5: Solve for x
    x = 10,975,682,009.34/154,100.08
  6. Step 6: Final answer
    x = 71,224.38

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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.