Home / 178,464.20-246,280.58-103,012.70

Finding the Fourth Proportional to 178,464.20, 246,280.58 and 103,012.70

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Solution

The fourth proportional to 178,464.20, 246,280.58 and 103,012.70 is: 142,157.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,464.20 : 246,280.58 = 103,012.70 : x
  2. Step 2: Convert to fraction form
    178,464.20/246,280.58 = 103,012.70/x
  3. Step 3: Cross multiply
    178,464.20x = 246,280.58 × 103,012.70
  4. Step 4: Simplify right side
    178,464.20x = 25,370,025,756.90
  5. Step 5: Solve for x
    x = 25,370,025,756.90/178,464.20
  6. Step 6: Final answer
    x = 142,157.51

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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.