Home / 56,102.24-77,418.96-34,876.64

Finding the Fourth Proportional to 56,102.24, 77,418.96 and 34,876.64

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Solution

The fourth proportional to 56,102.24, 77,418.96 and 34,876.64 is: 48,128.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,102.24 : 77,418.96 = 34,876.64 : x
  2. Step 2: Convert to fraction form
    56,102.24/77,418.96 = 34,876.64/x
  3. Step 3: Cross multiply
    56,102.24x = 77,418.96 × 34,876.64
  4. Step 4: Simplify right side
    56,102.24x = 2,700,113,197.09
  5. Step 5: Solve for x
    x = 2,700,113,197.09/56,102.24
  6. Step 6: Final answer
    x = 48,128.44

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1.5x scale

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.