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Finding the Fourth Proportional to 56,468.64, 77,929.17 and 33,803.25

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Solution

The fourth proportional to 56,468.64, 77,929.17 and 33,803.25 is: 46,649.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,468.64 : 77,929.17 = 33,803.25 : x
  2. Step 2: Convert to fraction form
    56,468.64/77,929.17 = 33,803.25/x
  3. Step 3: Cross multiply
    56,468.64x = 77,929.17 × 33,803.25
  4. Step 4: Simplify right side
    56,468.64x = 2,634,259,206.13
  5. Step 5: Solve for x
    x = 2,634,259,206.13/56,468.64
  6. Step 6: Final answer
    x = 46,649.95

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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.