Home / 81,865.94-112,967.01-46,055.18

Finding the Fourth Proportional to 81,865.94, 112,967.01 and 46,055.18

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Solution

The fourth proportional to 81,865.94, 112,967.01 and 46,055.18 is: 63,551.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,865.94 : 112,967.01 = 46,055.18 : x
  2. Step 2: Convert to fraction form
    81,865.94/112,967.01 = 46,055.18/x
  3. Step 3: Cross multiply
    81,865.94x = 112,967.01 × 46,055.18
  4. Step 4: Simplify right side
    81,865.94x = 5,202,715,979.61
  5. Step 5: Solve for x
    x = 5,202,715,979.61/81,865.94
  6. Step 6: Final answer
    x = 63,551.66

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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.