Home / 75,331.29-112,916.75-35,804.91

Finding the Fourth Proportional to 75,331.29, 112,916.75 and 35,804.91

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Solution

The fourth proportional to 75,331.29, 112,916.75 and 35,804.91 is: 53,669.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,331.29 : 112,916.75 = 35,804.91 : x
  2. Step 2: Convert to fraction form
    75,331.29/112,916.75 = 35,804.91/x
  3. Step 3: Cross multiply
    75,331.29x = 112,916.75 × 35,804.91
  4. Step 4: Simplify right side
    75,331.29x = 4,042,973,892.22
  5. Step 5: Solve for x
    x = 4,042,973,892.22/75,331.29
  6. Step 6: Final answer
    x = 53,669.25

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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.