Home / 64,183.02-96,274.80-42,135.90

Finding the Fourth Proportional to 64,183.02, 96,274.80 and 42,135.90

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Solution

The fourth proportional to 64,183.02, 96,274.80 and 42,135.90 is: 63,204.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,183.02 : 96,274.80 = 42,135.90 : x
  2. Step 2: Convert to fraction form
    64,183.02/96,274.80 = 42,135.90/x
  3. Step 3: Cross multiply
    64,183.02x = 96,274.80 × 42,135.90
  4. Step 4: Simplify right side
    64,183.02x = 4,056,625,345.32
  5. Step 5: Solve for x
    x = 4,056,625,345.32/64,183.02
  6. Step 6: Final answer
    x = 63,204.03

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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.