Home / 156,730.60-234,707.10-125,626.60

Finding the Fourth Proportional to 156,730.60, 234,707.10 and 125,626.60

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Solution

The fourth proportional to 156,730.60, 234,707.10 and 125,626.60 is: 188,128.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,730.60 : 234,707.10 = 125,626.60 : x
  2. Step 2: Convert to fraction form
    156,730.60/234,707.10 = 125,626.60/x
  3. Step 3: Cross multiply
    156,730.60x = 234,707.10 × 125,626.60
  4. Step 4: Simplify right side
    156,730.60x = 29,485,454,968.86
  5. Step 5: Solve for x
    x = 29,485,454,968.86/156,730.60
  6. Step 6: Final answer
    x = 188,128.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.