Home / 222,177.02-306,285.33-158,404.10

Finding the Fourth Proportional to 222,177.02, 306,285.33 and 158,404.10

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Solution

The fourth proportional to 222,177.02, 306,285.33 and 158,404.10 is: 218,370.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,177.02 : 306,285.33 = 158,404.10 : x
  2. Step 2: Convert to fraction form
    222,177.02/306,285.33 = 158,404.10/x
  3. Step 3: Cross multiply
    222,177.02x = 306,285.33 × 158,404.10
  4. Step 4: Simplify right side
    222,177.02x = 48,516,852,041.85
  5. Step 5: Solve for x
    x = 48,516,852,041.85/222,177.02
  6. Step 6: Final answer
    x = 218,370.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.