Home / 148,956.24-223,507.20-70,078.32

Finding the Fourth Proportional to 148,956.24, 223,507.20 and 70,078.32

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Solution

The fourth proportional to 148,956.24, 223,507.20 and 70,078.32 is: 105,151.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,956.24 : 223,507.20 = 70,078.32 : x
  2. Step 2: Convert to fraction form
    148,956.24/223,507.20 = 70,078.32/x
  3. Step 3: Cross multiply
    148,956.24x = 223,507.20 × 70,078.32
  4. Step 4: Simplify right side
    148,956.24x = 15,663,009,083.90
  5. Step 5: Solve for x
    x = 15,663,009,083.90/148,956.24
  6. Step 6: Final answer
    x = 105,151.75

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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.