Home / 146,820.30-220,230.45-102,533.55

Finding the Fourth Proportional to 146,820.30, 220,230.45 and 102,533.55

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Solution

The fourth proportional to 146,820.30, 220,230.45 and 102,533.55 is: 153,800.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,820.30 : 220,230.45 = 102,533.55 : x
  2. Step 2: Convert to fraction form
    146,820.30/220,230.45 = 102,533.55/x
  3. Step 3: Cross multiply
    146,820.30x = 220,230.45 × 102,533.55
  4. Step 4: Simplify right side
    146,820.30x = 22,581,009,856.60
  5. Step 5: Solve for x
    x = 22,581,009,856.60/146,820.30
  6. Step 6: Final answer
    x = 153,800.33

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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.