Home / 54,296.08-81,072.74-48,637.22

Finding the Fourth Proportional to 54,296.08, 81,072.74 and 48,637.22

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Solution

The fourth proportional to 54,296.08, 81,072.74 and 48,637.22 is: 72,623.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,296.08 : 81,072.74 = 48,637.22 : x
  2. Step 2: Convert to fraction form
    54,296.08/81,072.74 = 48,637.22/x
  3. Step 3: Cross multiply
    54,296.08x = 81,072.74 × 48,637.22
  4. Step 4: Simplify right side
    54,296.08x = 3,943,152,691.38
  5. Step 5: Solve for x
    x = 3,943,152,691.38/54,296.08
  6. Step 6: Final answer
    x = 72,623.16

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.