Home / 148,886.88-223,133.28-109,258.08

Finding the Fourth Proportional to 148,886.88, 223,133.28 and 109,258.08

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Solution

The fourth proportional to 148,886.88, 223,133.28 and 109,258.08 is: 163,742.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,886.88 : 223,133.28 = 109,258.08 : x
  2. Step 2: Convert to fraction form
    148,886.88/223,133.28 = 109,258.08/x
  3. Step 3: Cross multiply
    148,886.88x = 223,133.28 × 109,258.08
  4. Step 4: Simplify right side
    148,886.88x = 24,379,113,756.90
  5. Step 5: Solve for x
    x = 24,379,113,756.90/148,886.88
  6. Step 6: Final answer
    x = 163,742.53

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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.