Home / 255,526.24-352,637.12-142,348.96

Finding the Fourth Proportional to 255,526.24, 352,637.12 and 142,348.96

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Solution

The fourth proportional to 255,526.24, 352,637.12 and 142,348.96 is: 196,447.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,526.24 : 352,637.12 = 142,348.96 : x
  2. Step 2: Convert to fraction form
    255,526.24/352,637.12 = 142,348.96/x
  3. Step 3: Cross multiply
    255,526.24x = 352,637.12 × 142,348.96
  4. Step 4: Simplify right side
    255,526.24x = 50,197,527,289.40
  5. Step 5: Solve for x
    x = 50,197,527,289.40/255,526.24
  6. Step 6: Final answer
    x = 196,447.64

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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.