Home / 82,427.57-113,756.16-46,132.66

Finding the Fourth Proportional to 82,427.57, 113,756.16 and 46,132.66

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Solution

The fourth proportional to 82,427.57, 113,756.16 and 46,132.66 is: 63,666.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,427.57 : 113,756.16 = 46,132.66 : x
  2. Step 2: Convert to fraction form
    82,427.57/113,756.16 = 46,132.66/x
  3. Step 3: Cross multiply
    82,427.57x = 113,756.16 × 46,132.66
  4. Step 4: Simplify right side
    82,427.57x = 5,247,874,252.19
  5. Step 5: Solve for x
    x = 5,247,874,252.19/82,427.57
  6. Step 6: Final answer
    x = 63,666.49

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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.