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Finding the Fourth Proportional to 146,589.93, 202,294.49 and 79,521.93

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Solution

The fourth proportional to 146,589.93, 202,294.49 and 79,521.93 is: 109,740.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,589.93 : 202,294.49 = 79,521.93 : x
  2. Step 2: Convert to fraction form
    146,589.93/202,294.49 = 79,521.93/x
  3. Step 3: Cross multiply
    146,589.93x = 202,294.49 × 79,521.93
  4. Step 4: Simplify right side
    146,589.93x = 16,086,848,273.17
  5. Step 5: Solve for x
    x = 16,086,848,273.17/146,589.93
  6. Step 6: Final answer
    x = 109,740.47

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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.