Home / 251,649.98-347,278.15-144,226.36

Finding the Fourth Proportional to 251,649.98, 347,278.15 and 144,226.36

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Solution

The fourth proportional to 251,649.98, 347,278.15 and 144,226.36 is: 199,033.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,649.98 : 347,278.15 = 144,226.36 : x
  2. Step 2: Convert to fraction form
    251,649.98/347,278.15 = 144,226.36/x
  3. Step 3: Cross multiply
    251,649.98x = 347,278.15 × 144,226.36
  4. Step 4: Simplify right side
    251,649.98x = 50,086,663,482.03
  5. Step 5: Solve for x
    x = 50,086,663,482.03/251,649.98
  6. Step 6: Final answer
    x = 199,033.05

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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.