Home / 55,981.06-77,248.15-34,467.39

Finding the Fourth Proportional to 55,981.06, 77,248.15 and 34,467.39

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Solution

The fourth proportional to 55,981.06, 77,248.15 and 34,467.39 is: 47,561.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,981.06 : 77,248.15 = 34,467.39 : x
  2. Step 2: Convert to fraction form
    55,981.06/77,248.15 = 34,467.39/x
  3. Step 3: Cross multiply
    55,981.06x = 77,248.15 × 34,467.39
  4. Step 4: Simplify right side
    55,981.06x = 2,662,542,026.66
  5. Step 5: Solve for x
    x = 2,662,542,026.66/55,981.06
  6. Step 6: Final answer
    x = 47,561.48

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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.