Home / 251,908.96-347,666.16-144,476.68

Finding the Fourth Proportional to 251,908.96, 347,666.16 and 144,476.68

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Solution

The fourth proportional to 251,908.96, 347,666.16 and 144,476.68 is: 199,396.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,908.96 : 347,666.16 = 144,476.68 : x
  2. Step 2: Convert to fraction form
    251,908.96/347,666.16 = 144,476.68/x
  3. Step 3: Cross multiply
    251,908.96x = 347,666.16 × 144,476.68
  4. Step 4: Simplify right side
    251,908.96x = 50,229,652,545.15
  5. Step 5: Solve for x
    x = 50,229,652,545.15/251,908.96
  6. Step 6: Final answer
    x = 199,396.05

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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.