Home / 255,209.40-352,185.51-142,032.15

Finding the Fourth Proportional to 255,209.40, 352,185.51 and 142,032.15

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Solution

The fourth proportional to 255,209.40, 352,185.51 and 142,032.15 is: 196,002.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,209.40 : 352,185.51 = 142,032.15 : x
  2. Step 2: Convert to fraction form
    255,209.40/352,185.51 = 142,032.15/x
  3. Step 3: Cross multiply
    255,209.40x = 352,185.51 × 142,032.15
  4. Step 4: Simplify right side
    255,209.40x = 50,021,665,184.15
  5. Step 5: Solve for x
    x = 50,021,665,184.15/255,209.40
  6. Step 6: Final answer
    x = 196,002.44

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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.