Home / 140,433.02-210,649.49-56,231.10

Finding the Fourth Proportional to 140,433.02, 210,649.49 and 56,231.10

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Solution

The fourth proportional to 140,433.02, 210,649.49 and 56,231.10 is: 84,346.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,433.02 : 210,649.49 = 56,231.10 : x
  2. Step 2: Convert to fraction form
    140,433.02/210,649.49 = 56,231.10/x
  3. Step 3: Cross multiply
    140,433.02x = 210,649.49 × 56,231.10
  4. Step 4: Simplify right side
    140,433.02x = 11,845,052,537.14
  5. Step 5: Solve for x
    x = 11,845,052,537.14/140,433.02
  6. Step 6: Final answer
    x = 84,346.63

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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.