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Finding the Fourth Proportional to 59,161.86, 81,643.47 and 32,303.80

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Solution

The fourth proportional to 59,161.86, 81,643.47 and 32,303.80 is: 44,579.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,161.86 : 81,643.47 = 32,303.80 : x
  2. Step 2: Convert to fraction form
    59,161.86/81,643.47 = 32,303.80/x
  3. Step 3: Cross multiply
    59,161.86x = 81,643.47 × 32,303.80
  4. Step 4: Simplify right side
    59,161.86x = 2,637,394,326.19
  5. Step 5: Solve for x
    x = 2,637,394,326.19/59,161.86
  6. Step 6: Final answer
    x = 44,579.30

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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.