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Finding the Fourth Proportional to 111,282.74, 166,931.76 and 44,722.93

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Solution

The fourth proportional to 111,282.74, 166,931.76 and 44,722.93 is: 67,087.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,282.74 : 166,931.76 = 44,722.93 : x
  2. Step 2: Convert to fraction form
    111,282.74/166,931.76 = 44,722.93/x
  3. Step 3: Cross multiply
    111,282.74x = 166,931.76 × 44,722.93
  4. Step 4: Simplify right side
    111,282.74x = 7,465,676,582.60
  5. Step 5: Solve for x
    x = 7,465,676,582.60/111,282.74
  6. Step 6: Final answer
    x = 67,087.46

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1.5x scale

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.