Home / 251,170.13-346,615.08-136,448.85

Finding the Fourth Proportional to 251,170.13, 346,615.08 and 136,448.85

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Solution

The fourth proportional to 251,170.13, 346,615.08 and 136,448.85 is: 188,299.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,170.13 : 346,615.08 = 136,448.85 : x
  2. Step 2: Convert to fraction form
    251,170.13/346,615.08 = 136,448.85/x
  3. Step 3: Cross multiply
    251,170.13x = 346,615.08 × 136,448.85
  4. Step 4: Simplify right side
    251,170.13x = 47,295,226,643.34
  5. Step 5: Solve for x
    x = 47,295,226,643.34/251,170.13
  6. Step 6: Final answer
    x = 188,299.57

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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.