Home / 55,888.49-77,125.76-31,694.04

Finding the Fourth Proportional to 55,888.49, 77,125.76 and 31,694.04

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Solution

The fourth proportional to 55,888.49, 77,125.76 and 31,694.04 is: 43,737.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,888.49 : 77,125.76 = 31,694.04 : x
  2. Step 2: Convert to fraction form
    55,888.49/77,125.76 = 31,694.04/x
  3. Step 3: Cross multiply
    55,888.49x = 77,125.76 × 31,694.04
  4. Step 4: Simplify right side
    55,888.49x = 2,444,426,922.47
  5. Step 5: Solve for x
    x = 2,444,426,922.47/55,888.49
  6. Step 6: Final answer
    x = 43,737.57

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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.