Home / 51,307.38-77,077.86-37,119.63

Finding the Fourth Proportional to 51,307.38, 77,077.86 and 37,119.63

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Solution

The fourth proportional to 51,307.38, 77,077.86 and 37,119.63 is: 55,763.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,307.38 : 77,077.86 = 37,119.63 : x
  2. Step 2: Convert to fraction form
    51,307.38/77,077.86 = 37,119.63/x
  3. Step 3: Cross multiply
    51,307.38x = 77,077.86 × 37,119.63
  4. Step 4: Simplify right side
    51,307.38x = 2,861,101,644.39
  5. Step 5: Solve for x
    x = 2,861,101,644.39/51,307.38
  6. Step 6: Final answer
    x = 55,763.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.