Home / 89,897.37-134,806.86-47,767.29

Finding the Fourth Proportional to 89,897.37, 134,806.86 and 47,767.29

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Solution

The fourth proportional to 89,897.37, 134,806.86 and 47,767.29 is: 71,630.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,897.37 : 134,806.86 = 47,767.29 : x
  2. Step 2: Convert to fraction form
    89,897.37/134,806.86 = 47,767.29/x
  3. Step 3: Cross multiply
    89,897.37x = 134,806.86 × 47,767.29
  4. Step 4: Simplify right side
    89,897.37x = 6,439,358,375.61
  5. Step 5: Solve for x
    x = 6,439,358,375.61/89,897.37
  6. Step 6: Final answer
    x = 71,630.11

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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.