Home / 223,829.19-308,906.60-167,142.15

Finding the Fourth Proportional to 223,829.19, 308,906.60 and 167,142.15

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Solution

The fourth proportional to 223,829.19, 308,906.60 and 167,142.15 is: 230,672.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,829.19 : 308,906.60 = 167,142.15 : x
  2. Step 2: Convert to fraction form
    223,829.19/308,906.60 = 167,142.15/x
  3. Step 3: Cross multiply
    223,829.19x = 308,906.60 × 167,142.15
  4. Step 4: Simplify right side
    223,829.19x = 51,631,312,437.48
  5. Step 5: Solve for x
    x = 51,631,312,437.48/223,829.19
  6. Step 6: Final answer
    x = 230,672.83

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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.