Home / 75,696.47-113,558.08-31,298.34

Finding the Fourth Proportional to 75,696.47, 113,558.08 and 31,298.34

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Solution

The fourth proportional to 75,696.47, 113,558.08 and 31,298.34 is: 46,953.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,696.47 : 113,558.08 = 31,298.34 : x
  2. Step 2: Convert to fraction form
    75,696.47/113,558.08 = 31,298.34/x
  3. Step 3: Cross multiply
    75,696.47x = 113,558.08 × 31,298.34
  4. Step 4: Simplify right side
    75,696.47x = 3,554,179,397.59
  5. Step 5: Solve for x
    x = 3,554,179,397.59/75,696.47
  6. Step 6: Final answer
    x = 46,953.04

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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.