Home / 242,596.30-363,965.78-71,822.35

Finding the Fourth Proportional to 242,596.30, 363,965.78 and 71,822.35

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Solution

The fourth proportional to 242,596.30, 363,965.78 and 71,822.35 is: 107,754.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,596.30 : 363,965.78 = 71,822.35 : x
  2. Step 2: Convert to fraction form
    242,596.30/363,965.78 = 71,822.35/x
  3. Step 3: Cross multiply
    242,596.30x = 363,965.78 × 71,822.35
  4. Step 4: Simplify right side
    242,596.30x = 26,140,878,004.36
  5. Step 5: Solve for x
    x = 26,140,878,004.36/242,596.30
  6. Step 6: Final answer
    x = 107,754.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.