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Finding the Fourth Proportional to 110,166.71, 152,018.62 and 64,841.99

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Solution

The fourth proportional to 110,166.71, 152,018.62 and 64,841.99 is: 89,475.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,166.71 : 152,018.62 = 64,841.99 : x
  2. Step 2: Convert to fraction form
    110,166.71/152,018.62 = 64,841.99/x
  3. Step 3: Cross multiply
    110,166.71x = 152,018.62 × 64,841.99
  4. Step 4: Simplify right side
    110,166.71x = 9,857,190,055.80
  5. Step 5: Solve for x
    x = 9,857,190,055.80/110,166.71
  6. Step 6: Final answer
    x = 89,475.21

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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.