Home / 219,883.10-303,439.26-119,281.10

Finding the Fourth Proportional to 219,883.10, 303,439.26 and 119,281.10

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Solution

The fourth proportional to 219,883.10, 303,439.26 and 119,281.10 is: 164,608.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,883.10 : 303,439.26 = 119,281.10 : x
  2. Step 2: Convert to fraction form
    219,883.10/303,439.26 = 119,281.10/x
  3. Step 3: Cross multiply
    219,883.10x = 303,439.26 × 119,281.10
  4. Step 4: Simplify right side
    219,883.10x = 36,194,566,602.38
  5. Step 5: Solve for x
    x = 36,194,566,602.38/219,883.10
  6. Step 6: Final answer
    x = 164,608.23

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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.