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Finding the Fourth Proportional to 59,345.84, 81,895.21 and 33,860.45

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Solution

The fourth proportional to 59,345.84, 81,895.21 and 33,860.45 is: 46,726.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,345.84 : 81,895.21 = 33,860.45 : x
  2. Step 2: Convert to fraction form
    59,345.84/81,895.21 = 33,860.45/x
  3. Step 3: Cross multiply
    59,345.84x = 81,895.21 × 33,860.45
  4. Step 4: Simplify right side
    59,345.84x = 2,773,008,783.53
  5. Step 5: Solve for x
    x = 2,773,008,783.53/59,345.84
  6. Step 6: Final answer
    x = 46,726.25

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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.