Home / 142,832.20-214,248.30-37,661.80

Finding the Fourth Proportional to 142,832.20, 214,248.30 and 37,661.80

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Solution

The fourth proportional to 142,832.20, 214,248.30 and 37,661.80 is: 56,492.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,832.20 : 214,248.30 = 37,661.80 : x
  2. Step 2: Convert to fraction form
    142,832.20/214,248.30 = 37,661.80/x
  3. Step 3: Cross multiply
    142,832.20x = 214,248.30 × 37,661.80
  4. Step 4: Simplify right side
    142,832.20x = 8,068,976,624.94
  5. Step 5: Solve for x
    x = 8,068,976,624.94/142,832.20
  6. Step 6: Final answer
    x = 56,492.70

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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.