Home / 82,135.60-113,347.10-46,325.53

Finding the Fourth Proportional to 82,135.60, 113,347.10 and 46,325.53

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Solution

The fourth proportional to 82,135.60, 113,347.10 and 46,325.53 is: 63,929.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,135.60 : 113,347.10 = 46,325.53 : x
  2. Step 2: Convert to fraction form
    82,135.60/113,347.10 = 46,325.53/x
  3. Step 3: Cross multiply
    82,135.60x = 113,347.10 × 46,325.53
  4. Step 4: Simplify right side
    82,135.60x = 5,250,864,481.46
  5. Step 5: Solve for x
    x = 5,250,864,481.46/82,135.60
  6. Step 6: Final answer
    x = 63,929.22

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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.