Home / 61,959.12-92,938.74-15,211.98

Finding the Fourth Proportional to 61,959.12, 92,938.74 and 15,211.98

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Solution

The fourth proportional to 61,959.12, 92,938.74 and 15,211.98 is: 22,817.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,959.12 : 92,938.74 = 15,211.98 : x
  2. Step 2: Convert to fraction form
    61,959.12/92,938.74 = 15,211.98/x
  3. Step 3: Cross multiply
    61,959.12x = 92,938.74 × 15,211.98
  4. Step 4: Simplify right side
    61,959.12x = 1,413,782,254.11
  5. Step 5: Solve for x
    x = 1,413,782,254.11/61,959.12
  6. Step 6: Final answer
    x = 22,817.98

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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.