Home / 48,278.40-66,499.56-34,106.64

Finding the Fourth Proportional to 48,278.40, 66,499.56 and 34,106.64

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Solution

The fourth proportional to 48,278.40, 66,499.56 and 34,106.64 is: 46,979.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,278.40 : 66,499.56 = 34,106.64 : x
  2. Step 2: Convert to fraction form
    48,278.40/66,499.56 = 34,106.64/x
  3. Step 3: Cross multiply
    48,278.40x = 66,499.56 × 34,106.64
  4. Step 4: Simplify right side
    48,278.40x = 2,268,076,553.08
  5. Step 5: Solve for x
    x = 2,268,076,553.08/48,278.40
  6. Step 6: Final answer
    x = 46,979.12

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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.