Home / 55,823.76-77,032.32-31,944.96

Finding the Fourth Proportional to 55,823.76, 77,032.32 and 31,944.96

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Solution

The fourth proportional to 55,823.76, 77,032.32 and 31,944.96 is: 44,081.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,823.76 : 77,032.32 = 31,944.96 : x
  2. Step 2: Convert to fraction form
    55,823.76/77,032.32 = 31,944.96/x
  3. Step 3: Cross multiply
    55,823.76x = 77,032.32 × 31,944.96
  4. Step 4: Simplify right side
    55,823.76x = 2,460,794,381.11
  5. Step 5: Solve for x
    x = 2,460,794,381.11/55,823.76
  6. Step 6: Final answer
    x = 44,081.49

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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.