Home / 161,520.04-242,260.98-43,200.55

Finding the Fourth Proportional to 161,520.04, 242,260.98 and 43,200.55

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Solution

The fourth proportional to 161,520.04, 242,260.98 and 43,200.55 is: 64,795.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,520.04 : 242,260.98 = 43,200.55 : x
  2. Step 2: Convert to fraction form
    161,520.04/242,260.98 = 43,200.55/x
  3. Step 3: Cross multiply
    161,520.04x = 242,260.98 × 43,200.55
  4. Step 4: Simplify right side
    161,520.04x = 10,465,807,579.54
  5. Step 5: Solve for x
    x = 10,465,807,579.54/161,520.04
  6. Step 6: Final answer
    x = 64,795.72

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1.5x scale

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.