Home / 42,803.12-64,497.02-35,182.64

Finding the Fourth Proportional to 42,803.12, 64,497.02 and 35,182.64

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Solution

The fourth proportional to 42,803.12, 64,497.02 and 35,182.64 is: 53,014.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,803.12 : 64,497.02 = 35,182.64 : x
  2. Step 2: Convert to fraction form
    42,803.12/64,497.02 = 35,182.64/x
  3. Step 3: Cross multiply
    42,803.12x = 64,497.02 × 35,182.64
  4. Step 4: Simplify right side
    42,803.12x = 2,269,175,435.73
  5. Step 5: Solve for x
    x = 2,269,175,435.73/42,803.12
  6. Step 6: Final answer
    x = 53,014.25

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.