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Finding the Fourth Proportional to 166,527, 229,807.44 and 91,075.68

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Solution

The fourth proportional to 166,527, 229,807.44 and 91,075.68 is: 125,684.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,527 : 229,807.44 = 91,075.68 : x
  2. Step 2: Convert to fraction form
    166,527/229,807.44 = 91,075.68/x
  3. Step 3: Cross multiply
    166,527x = 229,807.44 × 91,075.68
  4. Step 4: Simplify right side
    166,527x = 20,929,868,867.06
  5. Step 5: Solve for x
    x = 20,929,868,867.06/166,527
  6. Step 6: Final answer
    x = 125,684.54

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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.