Home / 67,441.05-93,061.44-38,754.90

Finding the Fourth Proportional to 67,441.05, 93,061.44 and 38,754.90

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Solution

The fourth proportional to 67,441.05, 93,061.44 and 38,754.90 is: 53,477.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,441.05 : 93,061.44 = 38,754.90 : x
  2. Step 2: Convert to fraction form
    67,441.05/93,061.44 = 38,754.90/x
  3. Step 3: Cross multiply
    67,441.05x = 93,061.44 × 38,754.90
  4. Step 4: Simplify right side
    67,441.05x = 3,606,586,801.06
  5. Step 5: Solve for x
    x = 3,606,586,801.06/67,441.05
  6. Step 6: Final answer
    x = 53,477.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.