Home / 80,935.07-111,700.51-46,490.58

Finding the Fourth Proportional to 80,935.07, 111,700.51 and 46,490.58

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Solution

The fourth proportional to 80,935.07, 111,700.51 and 46,490.58 is: 64,162.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,935.07 : 111,700.51 = 46,490.58 : x
  2. Step 2: Convert to fraction form
    80,935.07/111,700.51 = 46,490.58/x
  3. Step 3: Cross multiply
    80,935.07x = 111,700.51 × 46,490.58
  4. Step 4: Simplify right side
    80,935.07x = 5,193,021,379.97
  5. Step 5: Solve for x
    x = 5,193,021,379.97/80,935.07
  6. Step 6: Final answer
    x = 64,162.81

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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.