Home / 148,920.11-223,254.56-64,616.72

Finding the Fourth Proportional to 148,920.11, 223,254.56 and 64,616.72

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Solution

The fourth proportional to 148,920.11, 223,254.56 and 64,616.72 is: 96,870.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,920.11 : 223,254.56 = 64,616.72 : x
  2. Step 2: Convert to fraction form
    148,920.11/223,254.56 = 64,616.72/x
  3. Step 3: Cross multiply
    148,920.11x = 223,254.56 × 64,616.72
  4. Step 4: Simplify right side
    148,920.11x = 14,425,975,952.89
  5. Step 5: Solve for x
    x = 14,425,975,952.89/148,920.11
  6. Step 6: Final answer
    x = 96,870.57

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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.