Home / 156,861.46-216,477.08-88,891.62

Finding the Fourth Proportional to 156,861.46, 216,477.08 and 88,891.62

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Solution

The fourth proportional to 156,861.46, 216,477.08 and 88,891.62 is: 122,675.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,861.46 : 216,477.08 = 88,891.62 : x
  2. Step 2: Convert to fraction form
    156,861.46/216,477.08 = 88,891.62/x
  3. Step 3: Cross multiply
    156,861.46x = 216,477.08 × 88,891.62
  4. Step 4: Simplify right side
    156,861.46x = 19,242,998,334.07
  5. Step 5: Solve for x
    x = 19,242,998,334.07/156,861.46
  6. Step 6: Final answer
    x = 122,675.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.