Home / 156,920.60-235,380.90-144,018.20

Finding the Fourth Proportional to 156,920.60, 235,380.90 and 144,018.20

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Solution

The fourth proportional to 156,920.60, 235,380.90 and 144,018.20 is: 216,027.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,920.60 : 235,380.90 = 144,018.20 : x
  2. Step 2: Convert to fraction form
    156,920.60/235,380.90 = 144,018.20/x
  3. Step 3: Cross multiply
    156,920.60x = 235,380.90 × 144,018.20
  4. Step 4: Simplify right side
    156,920.60x = 33,899,133,532.38
  5. Step 5: Solve for x
    x = 33,899,133,532.38/156,920.60
  6. Step 6: Final answer
    x = 216,027.30

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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.