Home / 336,424.83-504,734.65-99,773.21

Finding the Fourth Proportional to 336,424.83, 504,734.65 and 99,773.21

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Solution

The fourth proportional to 336,424.83, 504,734.65 and 99,773.21 is: 149,688.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,424.83 : 504,734.65 = 99,773.21 : x
  2. Step 2: Convert to fraction form
    336,424.83/504,734.65 = 99,773.21/x
  3. Step 3: Cross multiply
    336,424.83x = 504,734.65 × 99,773.21
  4. Step 4: Simplify right side
    336,424.83x = 50,358,993,206.19
  5. Step 5: Solve for x
    x = 50,358,993,206.19/336,424.83
  6. Step 6: Final answer
    x = 149,688.69

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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.