Home / 42,133.23-63,199.80-17,167.86

Finding the Fourth Proportional to 42,133.23, 63,199.80 and 17,167.86

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Solution

The fourth proportional to 42,133.23, 63,199.80 and 17,167.86 is: 25,751.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,133.23 : 63,199.80 = 17,167.86 : x
  2. Step 2: Convert to fraction form
    42,133.23/63,199.80 = 17,167.86/x
  3. Step 3: Cross multiply
    42,133.23x = 63,199.80 × 17,167.86
  4. Step 4: Simplify right side
    42,133.23x = 1,085,005,318.43
  5. Step 5: Solve for x
    x = 1,085,005,318.43/42,133.23
  6. Step 6: Final answer
    x = 25,751.77

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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.