Home / 146,645.04-202,369.14-79,577.04

Finding the Fourth Proportional to 146,645.04, 202,369.14 and 79,577.04

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Solution

The fourth proportional to 146,645.04, 202,369.14 and 79,577.04 is: 109,815.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,645.04 : 202,369.14 = 79,577.04 : x
  2. Step 2: Convert to fraction form
    146,645.04/202,369.14 = 79,577.04/x
  3. Step 3: Cross multiply
    146,645.04x = 202,369.14 × 79,577.04
  4. Step 4: Simplify right side
    146,645.04x = 16,103,937,148.55
  5. Step 5: Solve for x
    x = 16,103,937,148.55/146,645.04
  6. Step 6: Final answer
    x = 109,815.76

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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.