Home / 148,983.84-223,521.12-43,803.72

Finding the Fourth Proportional to 148,983.84, 223,521.12 and 43,803.72

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Solution

The fourth proportional to 148,983.84, 223,521.12 and 43,803.72 is: 65,718.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,983.84 : 223,521.12 = 43,803.72 : x
  2. Step 2: Convert to fraction form
    148,983.84/223,521.12 = 43,803.72/x
  3. Step 3: Cross multiply
    148,983.84x = 223,521.12 × 43,803.72
  4. Step 4: Simplify right side
    148,983.84x = 9,791,056,554.57
  5. Step 5: Solve for x
    x = 9,791,056,554.57/148,983.84
  6. Step 6: Final answer
    x = 65,718.92

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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.