Home / 52,460.22-78,679.29-19,195.98

Finding the Fourth Proportional to 52,460.22, 78,679.29 and 19,195.98

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Solution

The fourth proportional to 52,460.22, 78,679.29 and 19,195.98 is: 28,789.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,460.22 : 78,679.29 = 19,195.98 : x
  2. Step 2: Convert to fraction form
    52,460.22/78,679.29 = 19,195.98/x
  3. Step 3: Cross multiply
    52,460.22x = 78,679.29 × 19,195.98
  4. Step 4: Simplify right side
    52,460.22x = 1,510,326,077.25
  5. Step 5: Solve for x
    x = 1,510,326,077.25/52,460.22
  6. Step 6: Final answer
    x = 28,789.93

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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.