Home / 147,935.10-221,909.85-41,318.94

Finding the Fourth Proportional to 147,935.10, 221,909.85 and 41,318.94

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Solution

The fourth proportional to 147,935.10, 221,909.85 and 41,318.94 is: 61,980.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,935.10 : 221,909.85 = 41,318.94 : x
  2. Step 2: Convert to fraction form
    147,935.10/221,909.85 = 41,318.94/x
  3. Step 3: Cross multiply
    147,935.10x = 221,909.85 × 41,318.94
  4. Step 4: Simplify right side
    147,935.10x = 9,169,079,777.56
  5. Step 5: Solve for x
    x = 9,169,079,777.56/147,935.10
  6. Step 6: Final answer
    x = 61,980.42

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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.