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Finding the Fourth Proportional to 59,859.41, 89,802.27 and 17,742.80

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Solution

The fourth proportional to 59,859.41, 89,802.27 and 17,742.80 is: 26,618.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,859.41 : 89,802.27 = 17,742.80 : x
  2. Step 2: Convert to fraction form
    59,859.41/89,802.27 = 17,742.80/x
  3. Step 3: Cross multiply
    59,859.41x = 89,802.27 × 17,742.80
  4. Step 4: Simplify right side
    59,859.41x = 1,593,343,716.16
  5. Step 5: Solve for x
    x = 1,593,343,716.16/59,859.41
  6. Step 6: Final answer
    x = 26,618.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.