Home / 156,252.20-234,341.08-67,457.12

Finding the Fourth Proportional to 156,252.20, 234,341.08 and 67,457.12

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Solution

The fourth proportional to 156,252.20, 234,341.08 and 67,457.12 is: 101,169.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,252.20 : 234,341.08 = 67,457.12 : x
  2. Step 2: Convert to fraction form
    156,252.20/234,341.08 = 67,457.12/x
  3. Step 3: Cross multiply
    156,252.20x = 234,341.08 × 67,457.12
  4. Step 4: Simplify right side
    156,252.20x = 15,807,974,354.49
  5. Step 5: Solve for x
    x = 15,807,974,354.49/156,252.20
  6. Step 6: Final answer
    x = 101,169.61

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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.