Home / 88,926.51-122,722.52-51,212.91

Finding the Fourth Proportional to 88,926.51, 122,722.52 and 51,212.91

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Solution

The fourth proportional to 88,926.51, 122,722.52 and 51,212.91 is: 70,676.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,926.51 : 122,722.52 = 51,212.91 : x
  2. Step 2: Convert to fraction form
    88,926.51/122,722.52 = 51,212.91/x
  3. Step 3: Cross multiply
    88,926.51x = 122,722.52 × 51,212.91
  4. Step 4: Simplify right side
    88,926.51x = 6,284,977,115.67
  5. Step 5: Solve for x
    x = 6,284,977,115.67/88,926.51
  6. Step 6: Final answer
    x = 70,676.08

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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.