Home / 255,410.76-352,466.46-142,260.24

Finding the Fourth Proportional to 255,410.76, 352,466.46 and 142,260.24

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Solution

The fourth proportional to 255,410.76, 352,466.46 and 142,260.24 is: 196,318.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,410.76 : 352,466.46 = 142,260.24 : x
  2. Step 2: Convert to fraction form
    255,410.76/352,466.46 = 142,260.24/x
  3. Step 3: Cross multiply
    255,410.76x = 352,466.46 × 142,260.24
  4. Step 4: Simplify right side
    255,410.76x = 50,141,963,191.55
  5. Step 5: Solve for x
    x = 50,141,963,191.55/255,410.76
  6. Step 6: Final answer
    x = 196,318.91

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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.