Home / 83,807.52-115,656.40-46,081.76

Finding the Fourth Proportional to 83,807.52, 115,656.40 and 46,081.76

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Solution

The fourth proportional to 83,807.52, 115,656.40 and 46,081.76 is: 63,593.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,807.52 : 115,656.40 = 46,081.76 : x
  2. Step 2: Convert to fraction form
    83,807.52/115,656.40 = 46,081.76/x
  3. Step 3: Cross multiply
    83,807.52x = 115,656.40 × 46,081.76
  4. Step 4: Simplify right side
    83,807.52x = 5,329,650,467.26
  5. Step 5: Solve for x
    x = 5,329,650,467.26/83,807.52
  6. Step 6: Final answer
    x = 63,593.94

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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.