Home / 55,925.63-77,177.52-30,431.99

Finding the Fourth Proportional to 55,925.63, 77,177.52 and 30,431.99

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Solution

The fourth proportional to 55,925.63, 77,177.52 and 30,431.99 is: 41,996.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,925.63 : 77,177.52 = 30,431.99 : x
  2. Step 2: Convert to fraction form
    55,925.63/77,177.52 = 30,431.99/x
  3. Step 3: Cross multiply
    55,925.63x = 77,177.52 × 30,431.99
  4. Step 4: Simplify right side
    55,925.63x = 2,348,665,644.07
  5. Step 5: Solve for x
    x = 2,348,665,644.07/55,925.63
  6. Step 6: Final answer
    x = 41,996.23

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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.