Home / 82,434.64-113,776.80-46,626.16

Finding the Fourth Proportional to 82,434.64, 113,776.80 and 46,626.16

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Solution

The fourth proportional to 82,434.64, 113,776.80 and 46,626.16 is: 64,353.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,434.64 : 113,776.80 = 46,626.16 : x
  2. Step 2: Convert to fraction form
    82,434.64/113,776.80 = 46,626.16/x
  3. Step 3: Cross multiply
    82,434.64x = 113,776.80 × 46,626.16
  4. Step 4: Simplify right side
    82,434.64x = 5,304,975,281.09
  5. Step 5: Solve for x
    x = 5,304,975,281.09/82,434.64
  6. Step 6: Final answer
    x = 64,353.71

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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.