Home / 150,988.75-208,377.44-83,933.71

Finding the Fourth Proportional to 150,988.75, 208,377.44 and 83,933.71

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Solution

The fourth proportional to 150,988.75, 208,377.44 and 83,933.71 is: 115,835.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,988.75 : 208,377.44 = 83,933.71 : x
  2. Step 2: Convert to fraction form
    150,988.75/208,377.44 = 83,933.71/x
  3. Step 3: Cross multiply
    150,988.75x = 208,377.44 × 83,933.71
  4. Step 4: Simplify right side
    150,988.75x = 17,489,891,199.83
  5. Step 5: Solve for x
    x = 17,489,891,199.83/150,988.75
  6. Step 6: Final answer
    x = 115,835.72

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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.