Home / 148,034.40-222,087.20-42,860.64

Finding the Fourth Proportional to 148,034.40, 222,087.20 and 42,860.64

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Solution

The fourth proportional to 148,034.40, 222,087.20 and 42,860.64 is: 64,301.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,034.40 : 222,087.20 = 42,860.64 : x
  2. Step 2: Convert to fraction form
    148,034.40/222,087.20 = 42,860.64/x
  3. Step 3: Cross multiply
    148,034.40x = 222,087.20 × 42,860.64
  4. Step 4: Simplify right side
    148,034.40x = 9,518,799,527.81
  5. Step 5: Solve for x
    x = 9,518,799,527.81/148,034.40
  6. Step 6: Final answer
    x = 64,301.27

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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.