Home / 157,206.20-235,809.30-94,220.60

Finding the Fourth Proportional to 157,206.20, 235,809.30 and 94,220.60

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Solution

The fourth proportional to 157,206.20, 235,809.30 and 94,220.60 is: 141,330.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,206.20 : 235,809.30 = 94,220.60 : x
  2. Step 2: Convert to fraction form
    157,206.20/235,809.30 = 94,220.60/x
  3. Step 3: Cross multiply
    157,206.20x = 235,809.30 × 94,220.60
  4. Step 4: Simplify right side
    157,206.20x = 22,218,093,731.58
  5. Step 5: Solve for x
    x = 22,218,093,731.58/157,206.20
  6. Step 6: Final answer
    x = 141,330.90

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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.