Home / 56,224.08-77,593.80-31,074

Finding the Fourth Proportional to 56,224.08, 77,593.80 and 31,074

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Solution

The fourth proportional to 56,224.08, 77,593.80 and 31,074 is: 42,884.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,224.08 : 77,593.80 = 31,074 : x
  2. Step 2: Convert to fraction form
    56,224.08/77,593.80 = 31,074/x
  3. Step 3: Cross multiply
    56,224.08x = 77,593.80 × 31,074
  4. Step 4: Simplify right side
    56,224.08x = 2,411,149,741.20
  5. Step 5: Solve for x
    x = 2,411,149,741.20/56,224.08
  6. Step 6: Final answer
    x = 42,884.65

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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.