Home / 61,881.27-92,756.73-39,409.02

Finding the Fourth Proportional to 61,881.27, 92,756.73 and 39,409.02

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Solution

The fourth proportional to 61,881.27, 92,756.73 and 39,409.02 is: 59,072.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,881.27 : 92,756.73 = 39,409.02 : x
  2. Step 2: Convert to fraction form
    61,881.27/92,756.73 = 39,409.02/x
  3. Step 3: Cross multiply
    61,881.27x = 92,756.73 × 39,409.02
  4. Step 4: Simplify right side
    61,881.27x = 3,655,451,827.70
  5. Step 5: Solve for x
    x = 3,655,451,827.70/61,881.27
  6. Step 6: Final answer
    x = 59,072.02

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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.