Home / 105,463.22-158,186.72-38,890.94

Finding the Fourth Proportional to 105,463.22, 158,186.72 and 38,890.94

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Solution

The fourth proportional to 105,463.22, 158,186.72 and 38,890.94 is: 58,333.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,463.22 : 158,186.72 = 38,890.94 : x
  2. Step 2: Convert to fraction form
    105,463.22/158,186.72 = 38,890.94/x
  3. Step 3: Cross multiply
    105,463.22x = 158,186.72 × 38,890.94
  4. Step 4: Simplify right side
    105,463.22x = 6,152,029,542.61
  5. Step 5: Solve for x
    x = 6,152,029,542.61/105,463.22
  6. Step 6: Final answer
    x = 58,333.42

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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.