Home / 77,273.16-106,631.10-47,055.13

Finding the Fourth Proportional to 77,273.16, 106,631.10 and 47,055.13

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Solution

The fourth proportional to 77,273.16, 106,631.10 and 47,055.13 is: 64,932.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,273.16 : 106,631.10 = 47,055.13 : x
  2. Step 2: Convert to fraction form
    77,273.16/106,631.10 = 47,055.13/x
  3. Step 3: Cross multiply
    77,273.16x = 106,631.10 × 47,055.13
  4. Step 4: Simplify right side
    77,273.16x = 5,017,540,005.97
  5. Step 5: Solve for x
    x = 5,017,540,005.97/77,273.16
  6. Step 6: Final answer
    x = 64,932.51

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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.