Home / 142,856.20-214,267.02-37,683.64

Finding the Fourth Proportional to 142,856.20, 214,267.02 and 37,683.64

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Solution

The fourth proportional to 142,856.20, 214,267.02 and 37,683.64 is: 56,520.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,856.20 : 214,267.02 = 37,683.64 : x
  2. Step 2: Convert to fraction form
    142,856.20/214,267.02 = 37,683.64/x
  3. Step 3: Cross multiply
    142,856.20x = 214,267.02 × 37,683.64
  4. Step 4: Simplify right side
    142,856.20x = 8,074,361,245.55
  5. Step 5: Solve for x
    x = 8,074,361,245.55/142,856.20
  6. Step 6: Final answer
    x = 56,520.90

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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.