Home / 140,431.02-210,646.49-56,229.10

Finding the Fourth Proportional to 140,431.02, 210,646.49 and 56,229.10

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Solution

The fourth proportional to 140,431.02, 210,646.49 and 56,229.10 is: 84,343.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,431.02 : 210,646.49 = 56,229.10 : x
  2. Step 2: Convert to fraction form
    140,431.02/210,646.49 = 56,229.10/x
  3. Step 3: Cross multiply
    140,431.02x = 210,646.49 × 56,229.10
  4. Step 4: Simplify right side
    140,431.02x = 11,844,462,550.86
  5. Step 5: Solve for x
    x = 11,844,462,550.86/140,431.02
  6. Step 6: Final answer
    x = 84,343.63

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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.