Home / 61,515.75-84,885.67-34,663.04

Finding the Fourth Proportional to 61,515.75, 84,885.67 and 34,663.04

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Solution

The fourth proportional to 61,515.75, 84,885.67 and 34,663.04 is: 47,831.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,515.75 : 84,885.67 = 34,663.04 : x
  2. Step 2: Convert to fraction form
    61,515.75/84,885.67 = 34,663.04/x
  3. Step 3: Cross multiply
    61,515.75x = 84,885.67 × 34,663.04
  4. Step 4: Simplify right side
    61,515.75x = 2,942,395,311.86
  5. Step 5: Solve for x
    x = 2,942,395,311.86/61,515.75
  6. Step 6: Final answer
    x = 47,831.57

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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.