Home / 146,758.56-202,526.64-79,690.08

Finding the Fourth Proportional to 146,758.56, 202,526.64 and 79,690.08

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Solution

The fourth proportional to 146,758.56, 202,526.64 and 79,690.08 is: 109,972.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,758.56 : 202,526.64 = 79,690.08 : x
  2. Step 2: Convert to fraction form
    146,758.56/202,526.64 = 79,690.08/x
  3. Step 3: Cross multiply
    146,758.56x = 202,526.64 × 79,690.08
  4. Step 4: Simplify right side
    146,758.56x = 16,139,364,143.73
  5. Step 5: Solve for x
    x = 16,139,364,143.73/146,758.56
  6. Step 6: Final answer
    x = 109,972.22

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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.