Home / 147,947.02-221,976.40-88,823.90

Finding the Fourth Proportional to 147,947.02, 221,976.40 and 88,823.90

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Solution

The fourth proportional to 147,947.02, 221,976.40 and 88,823.90 is: 133,269.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,947.02 : 221,976.40 = 88,823.90 : x
  2. Step 2: Convert to fraction form
    147,947.02/221,976.40 = 88,823.90/x
  3. Step 3: Cross multiply
    147,947.02x = 221,976.40 × 88,823.90
  4. Step 4: Simplify right side
    147,947.02x = 19,716,809,555.96
  5. Step 5: Solve for x
    x = 19,716,809,555.96/147,947.02
  6. Step 6: Final answer
    x = 133,269.39

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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.