Home / 61,831.24-92,675.22-28,481.32

Finding the Fourth Proportional to 61,831.24, 92,675.22 and 28,481.32

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Solution

The fourth proportional to 61,831.24, 92,675.22 and 28,481.32 is: 42,688.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,831.24 : 92,675.22 = 28,481.32 : x
  2. Step 2: Convert to fraction form
    61,831.24/92,675.22 = 28,481.32/x
  3. Step 3: Cross multiply
    61,831.24x = 92,675.22 × 28,481.32
  4. Step 4: Simplify right side
    61,831.24x = 2,639,512,596.89
  5. Step 5: Solve for x
    x = 2,639,512,596.89/61,831.24
  6. Step 6: Final answer
    x = 42,688.98

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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.