Home / 148,400.78-222,599.14-36,080.71

Finding the Fourth Proportional to 148,400.78, 222,599.14 and 36,080.71

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Solution

The fourth proportional to 148,400.78, 222,599.14 and 36,080.71 is: 54,120.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,400.78 : 222,599.14 = 36,080.71 : x
  2. Step 2: Convert to fraction form
    148,400.78/222,599.14 = 36,080.71/x
  3. Step 3: Cross multiply
    148,400.78x = 222,599.14 × 36,080.71
  4. Step 4: Simplify right side
    148,400.78x = 8,031,534,369.89
  5. Step 5: Solve for x
    x = 8,031,534,369.89/148,400.78
  6. Step 6: Final answer
    x = 54,120.57

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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.