Home / 55,895.76-77,127.66-31,695.39

Finding the Fourth Proportional to 55,895.76, 77,127.66 and 31,695.39

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Solution

The fourth proportional to 55,895.76, 77,127.66 and 31,695.39 is: 43,734.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,895.76 : 77,127.66 = 31,695.39 : x
  2. Step 2: Convert to fraction form
    55,895.76/77,127.66 = 31,695.39/x
  3. Step 3: Cross multiply
    55,895.76x = 77,127.66 × 31,695.39
  4. Step 4: Simplify right side
    55,895.76x = 2,444,591,263.49
  5. Step 5: Solve for x
    x = 2,444,591,263.49/55,895.76
  6. Step 6: Final answer
    x = 43,734.82

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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.