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Finding the Fourth Proportional to 82,646.32, 114,052.08 and 44,920.48

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Solution

The fourth proportional to 82,646.32, 114,052.08 and 44,920.48 is: 61,990.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,646.32 : 114,052.08 = 44,920.48 : x
  2. Step 2: Convert to fraction form
    82,646.32/114,052.08 = 44,920.48/x
  3. Step 3: Cross multiply
    82,646.32x = 114,052.08 × 44,920.48
  4. Step 4: Simplify right side
    82,646.32x = 5,123,274,178.60
  5. Step 5: Solve for x
    x = 5,123,274,178.60/82,646.32
  6. Step 6: Final answer
    x = 61,990.35

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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.