Home / 121,913.10-182,868.44-33,165.86

Finding the Fourth Proportional to 121,913.10, 182,868.44 and 33,165.86

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Solution

The fourth proportional to 121,913.10, 182,868.44 and 33,165.86 is: 49,748.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,913.10 : 182,868.44 = 33,165.86 : x
  2. Step 2: Convert to fraction form
    121,913.10/182,868.44 = 33,165.86/x
  3. Step 3: Cross multiply
    121,913.10x = 182,868.44 × 33,165.86
  4. Step 4: Simplify right side
    121,913.10x = 6,064,987,999.29
  5. Step 5: Solve for x
    x = 6,064,987,999.29/121,913.10
  6. Step 6: Final answer
    x = 49,748.45

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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.