Home / 247,606.08-371,427.36-89,835.36

Finding the Fourth Proportional to 247,606.08, 371,427.36 and 89,835.36

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Solution

The fourth proportional to 247,606.08, 371,427.36 and 89,835.36 is: 134,759.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,606.08 : 371,427.36 = 89,835.36 : x
  2. Step 2: Convert to fraction form
    247,606.08/371,427.36 = 89,835.36/x
  3. Step 3: Cross multiply
    247,606.08x = 371,427.36 × 89,835.36
  4. Step 4: Simplify right side
    247,606.08x = 33,367,310,599.45
  5. Step 5: Solve for x
    x = 33,367,310,599.45/247,606.08
  6. Step 6: Final answer
    x = 134,759.66

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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.