Home / 105,841.85-146,036.63-59,902.12

Finding the Fourth Proportional to 105,841.85, 146,036.63 and 59,902.12

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Solution

The fourth proportional to 105,841.85, 146,036.63 and 59,902.12 is: 82,650.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,841.85 : 146,036.63 = 59,902.12 : x
  2. Step 2: Convert to fraction form
    105,841.85/146,036.63 = 59,902.12/x
  3. Step 3: Cross multiply
    105,841.85x = 146,036.63 × 59,902.12
  4. Step 4: Simplify right side
    105,841.85x = 8,747,902,704.96
  5. Step 5: Solve for x
    x = 8,747,902,704.96/105,841.85
  6. Step 6: Final answer
    x = 82,650.70

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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.