Home / 349,845.16-524,435.13-136,749.65

Finding the Fourth Proportional to 349,845.16, 524,435.13 and 136,749.65

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Solution

The fourth proportional to 349,845.16, 524,435.13 and 136,749.65 is: 204,994.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,845.16 : 524,435.13 = 136,749.65 : x
  2. Step 2: Convert to fraction form
    349,845.16/524,435.13 = 136,749.65/x
  3. Step 3: Cross multiply
    349,845.16x = 524,435.13 × 136,749.65
  4. Step 4: Simplify right side
    349,845.16x = 71,716,320,475.20
  5. Step 5: Solve for x
    x = 71,716,320,475.20/349,845.16
  6. Step 6: Final answer
    x = 204,994.46

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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.