Home / 83,864.25-115,732.67-46,137.69

Finding the Fourth Proportional to 83,864.25, 115,732.67 and 46,137.69

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Solution

The fourth proportional to 83,864.25, 115,732.67 and 46,137.69 is: 63,670.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,864.25 : 115,732.67 = 46,137.69 : x
  2. Step 2: Convert to fraction form
    83,864.25/115,732.67 = 46,137.69/x
  3. Step 3: Cross multiply
    83,864.25x = 115,732.67 × 46,137.69
  4. Step 4: Simplify right side
    83,864.25x = 5,339,637,820.64
  5. Step 5: Solve for x
    x = 5,339,637,820.64/83,864.25
  6. Step 6: Final answer
    x = 63,670.01

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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.