Home / 250,776.11-346,071.02-143,348.45

Finding the Fourth Proportional to 250,776.11, 346,071.02 and 143,348.45

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Solution

The fourth proportional to 250,776.11, 346,071.02 and 143,348.45 is: 197,820.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,776.11 : 346,071.02 = 143,348.45 : x
  2. Step 2: Convert to fraction form
    250,776.11/346,071.02 = 143,348.45/x
  3. Step 3: Cross multiply
    250,776.11x = 346,071.02 × 143,348.45
  4. Step 4: Simplify right side
    250,776.11x = 49,608,741,859.82
  5. Step 5: Solve for x
    x = 49,608,741,859.82/250,776.11
  6. Step 6: Final answer
    x = 197,820.84

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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.