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Finding the Fourth Proportional to 110,669.84, 166,053.48 and 58,066.64

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Solution

The fourth proportional to 110,669.84, 166,053.48 and 58,066.64 is: 87,125.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,669.84 : 166,053.48 = 58,066.64 : x
  2. Step 2: Convert to fraction form
    110,669.84/166,053.48 = 58,066.64/x
  3. Step 3: Cross multiply
    110,669.84x = 166,053.48 × 58,066.64
  4. Step 4: Simplify right side
    110,669.84x = 9,642,167,643.91
  5. Step 5: Solve for x
    x = 9,642,167,643.91/110,669.84
  6. Step 6: Final answer
    x = 87,125.52

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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.