Home / 42,675.66-63,961.65-30,199.33

Finding the Fourth Proportional to 42,675.66, 63,961.65 and 30,199.33

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Solution

The fourth proportional to 42,675.66, 63,961.65 and 30,199.33 is: 45,262.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,675.66 : 63,961.65 = 30,199.33 : x
  2. Step 2: Convert to fraction form
    42,675.66/63,961.65 = 30,199.33/x
  3. Step 3: Cross multiply
    42,675.66x = 63,961.65 × 30,199.33
  4. Step 4: Simplify right side
    42,675.66x = 1,931,599,055.65
  5. Step 5: Solve for x
    x = 1,931,599,055.65/42,675.66
  6. Step 6: Final answer
    x = 45,262.31

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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.