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Finding the Fourth Proportional to 114,654.84, 158,222.62 and 63,666.30

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Solution

The fourth proportional to 114,654.84, 158,222.62 and 63,666.30 is: 87,858.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,654.84 : 158,222.62 = 63,666.30 : x
  2. Step 2: Convert to fraction form
    114,654.84/158,222.62 = 63,666.30/x
  3. Step 3: Cross multiply
    114,654.84x = 158,222.62 × 63,666.30
  4. Step 4: Simplify right side
    114,654.84x = 10,073,449,106.50
  5. Step 5: Solve for x
    x = 10,073,449,106.50/114,654.84
  6. Step 6: Final answer
    x = 87,858.91

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1.5x scale

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.