Home / 55,677.25-76,835.01-30,526.75

Finding the Fourth Proportional to 55,677.25, 76,835.01 and 30,526.75

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Solution

The fourth proportional to 55,677.25, 76,835.01 and 30,526.75 is: 42,127.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,677.25 : 76,835.01 = 30,526.75 : x
  2. Step 2: Convert to fraction form
    55,677.25/76,835.01 = 30,526.75/x
  3. Step 3: Cross multiply
    55,677.25x = 76,835.01 × 30,526.75
  4. Step 4: Simplify right side
    55,677.25x = 2,345,523,141.52
  5. Step 5: Solve for x
    x = 2,345,523,141.52/55,677.25
  6. Step 6: Final answer
    x = 42,127.14

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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.