Home / 89,898.22-134,907.47-37,307.70

Finding the Fourth Proportional to 89,898.22, 134,907.47 and 37,307.70

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Solution

The fourth proportional to 89,898.22, 134,907.47 and 37,307.70 is: 55,986.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,898.22 : 134,907.47 = 37,307.70 : x
  2. Step 2: Convert to fraction form
    89,898.22/134,907.47 = 37,307.70/x
  3. Step 3: Cross multiply
    89,898.22x = 134,907.47 × 37,307.70
  4. Step 4: Simplify right side
    89,898.22x = 5,033,087,418.52
  5. Step 5: Solve for x
    x = 5,033,087,418.52/89,898.22
  6. Step 6: Final answer
    x = 55,986.51

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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.