Home / 156,267.23-234,774.45-100,217.15

Finding the Fourth Proportional to 156,267.23, 234,774.45 and 100,217.15

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Solution

The fourth proportional to 156,267.23, 234,774.45 and 100,217.15 is: 150,565.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,267.23 : 234,774.45 = 100,217.15 : x
  2. Step 2: Convert to fraction form
    156,267.23/234,774.45 = 100,217.15/x
  3. Step 3: Cross multiply
    156,267.23x = 234,774.45 × 100,217.15
  4. Step 4: Simplify right side
    156,267.23x = 23,528,425,978.35
  5. Step 5: Solve for x
    x = 23,528,425,978.35/156,267.23
  6. Step 6: Final answer
    x = 150,565.33

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1.5x scale

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.