Home / 106,228.17-159,342.62-39,667.57

Finding the Fourth Proportional to 106,228.17, 159,342.62 and 39,667.57

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Solution

The fourth proportional to 106,228.17, 159,342.62 and 39,667.57 is: 59,501.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,228.17 : 159,342.62 = 39,667.57 : x
  2. Step 2: Convert to fraction form
    106,228.17/159,342.62 = 39,667.57/x
  3. Step 3: Cross multiply
    106,228.17x = 159,342.62 × 39,667.57
  4. Step 4: Simplify right side
    106,228.17x = 6,320,734,532.83
  5. Step 5: Solve for x
    x = 6,320,734,532.83/106,228.17
  6. Step 6: Final answer
    x = 59,501.49

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1.5x scale

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.