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Finding the Fourth Proportional to 114,041.58, 171,217.52 and 64,156.79

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Solution

The fourth proportional to 114,041.58, 171,217.52 and 64,156.79 is: 96,322.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,041.58 : 171,217.52 = 64,156.79 : x
  2. Step 2: Convert to fraction form
    114,041.58/171,217.52 = 64,156.79/x
  3. Step 3: Cross multiply
    114,041.58x = 171,217.52 × 64,156.79
  4. Step 4: Simplify right side
    114,041.58x = 10,984,765,298.09
  5. Step 5: Solve for x
    x = 10,984,765,298.09/114,041.58
  6. Step 6: Final answer
    x = 96,322.46

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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.