Home / 45,785.80-63,164.10-29,866.60

Finding the Fourth Proportional to 45,785.80, 63,164.10 and 29,866.60

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Solution

The fourth proportional to 45,785.80, 63,164.10 and 29,866.60 is: 41,202.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,785.80 : 63,164.10 = 29,866.60 : x
  2. Step 2: Convert to fraction form
    45,785.80/63,164.10 = 29,866.60/x
  3. Step 3: Cross multiply
    45,785.80x = 63,164.10 × 29,866.60
  4. Step 4: Simplify right side
    45,785.80x = 1,886,496,909.06
  5. Step 5: Solve for x
    x = 1,886,496,909.06/45,785.80
  6. Step 6: Final answer
    x = 41,202.66

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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.