Home / 198,012.96-295,281.63-176,502.60

Finding the Fourth Proportional to 198,012.96, 295,281.63 and 176,502.60

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Solution

The fourth proportional to 198,012.96, 295,281.63 and 176,502.60 is: 263,204.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,012.96 : 295,281.63 = 176,502.60 : x
  2. Step 2: Convert to fraction form
    198,012.96/295,281.63 = 176,502.60/x
  3. Step 3: Cross multiply
    198,012.96x = 295,281.63 × 176,502.60
  4. Step 4: Simplify right side
    198,012.96x = 52,117,975,427.24
  5. Step 5: Solve for x
    x = 52,117,975,427.24/198,012.96
  6. Step 6: Final answer
    x = 263,204.87

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.