Home / 105,901.13-146,117.67-59,961.83

Finding the Fourth Proportional to 105,901.13, 146,117.67 and 59,961.83

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Solution

The fourth proportional to 105,901.13, 146,117.67 and 59,961.83 is: 82,732.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,901.13 : 146,117.67 = 59,961.83 : x
  2. Step 2: Convert to fraction form
    105,901.13/146,117.67 = 59,961.83/x
  3. Step 3: Cross multiply
    105,901.13x = 146,117.67 × 59,961.83
  4. Step 4: Simplify right side
    105,901.13x = 8,761,482,157.95
  5. Step 5: Solve for x
    x = 8,761,482,157.95/105,901.13
  6. Step 6: Final answer
    x = 82,732.66

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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.