Home / 84,557.17-126,844.29-31,263.39

Finding the Fourth Proportional to 84,557.17, 126,844.29 and 31,263.39

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Solution

The fourth proportional to 84,557.17, 126,844.29 and 31,263.39 is: 46,898.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,557.17 : 126,844.29 = 31,263.39 : x
  2. Step 2: Convert to fraction form
    84,557.17/126,844.29 = 31,263.39/x
  3. Step 3: Cross multiply
    84,557.17x = 126,844.29 × 31,263.39
  4. Step 4: Simplify right side
    84,557.17x = 3,965,582,908.26
  5. Step 5: Solve for x
    x = 3,965,582,908.26/84,557.17
  6. Step 6: Final answer
    x = 46,898.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.