Home / 217,790.24-300,599.52-142,295.36

Finding the Fourth Proportional to 217,790.24, 300,599.52 and 142,295.36

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Solution

The fourth proportional to 217,790.24, 300,599.52 and 142,295.36 is: 196,399.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,790.24 : 300,599.52 = 142,295.36 : x
  2. Step 2: Convert to fraction form
    217,790.24/300,599.52 = 142,295.36/x
  3. Step 3: Cross multiply
    217,790.24x = 300,599.52 × 142,295.36
  4. Step 4: Simplify right side
    217,790.24x = 42,773,916,914.23
  5. Step 5: Solve for x
    x = 42,773,916,914.23/217,790.24
  6. Step 6: Final answer
    x = 196,399.60

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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.