Home / 105,355.94-158,001.03-35,218.85

Finding the Fourth Proportional to 105,355.94, 158,001.03 and 35,218.85

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Solution

The fourth proportional to 105,355.94, 158,001.03 and 35,218.85 is: 52,817.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,355.94 : 158,001.03 = 35,218.85 : x
  2. Step 2: Convert to fraction form
    105,355.94/158,001.03 = 35,218.85/x
  3. Step 3: Cross multiply
    105,355.94x = 158,001.03 × 35,218.85
  4. Step 4: Simplify right side
    105,355.94x = 5,564,613,785.41
  5. Step 5: Solve for x
    x = 5,564,613,785.41/105,355.94
  6. Step 6: Final answer
    x = 52,817.28

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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.