Home / 83,476.05-115,196.73-45,236.66

Finding the Fourth Proportional to 83,476.05, 115,196.73 and 45,236.66

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Solution

The fourth proportional to 83,476.05, 115,196.73 and 45,236.66 is: 62,426.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,476.05 : 115,196.73 = 45,236.66 : x
  2. Step 2: Convert to fraction form
    83,476.05/115,196.73 = 45,236.66/x
  3. Step 3: Cross multiply
    83,476.05x = 115,196.73 × 45,236.66
  4. Step 4: Simplify right side
    83,476.05x = 5,211,114,732.14
  5. Step 5: Solve for x
    x = 5,211,114,732.14/83,476.05
  6. Step 6: Final answer
    x = 62,426.47

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1.5x scale

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.