Home / 82,442.54-113,792.55-56,953.46

Finding the Fourth Proportional to 82,442.54, 113,792.55 and 56,953.46

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Solution

The fourth proportional to 82,442.54, 113,792.55 and 56,953.46 is: 78,610.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,442.54 : 113,792.55 = 56,953.46 : x
  2. Step 2: Convert to fraction form
    82,442.54/113,792.55 = 56,953.46/x
  3. Step 3: Cross multiply
    82,442.54x = 113,792.55 × 56,953.46
  4. Step 4: Simplify right side
    82,442.54x = 6,480,879,515.63
  5. Step 5: Solve for x
    x = 6,480,879,515.63/82,442.54
  6. Step 6: Final answer
    x = 78,610.86

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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.