Home / 156,037.80-234,056.70-154,482.60

Finding the Fourth Proportional to 156,037.80, 234,056.70 and 154,482.60

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Solution

The fourth proportional to 156,037.80, 234,056.70 and 154,482.60 is: 231,723.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,037.80 : 234,056.70 = 154,482.60 : x
  2. Step 2: Convert to fraction form
    156,037.80/234,056.70 = 154,482.60/x
  3. Step 3: Cross multiply
    156,037.80x = 234,056.70 × 154,482.60
  4. Step 4: Simplify right side
    156,037.80x = 36,157,687,563.42
  5. Step 5: Solve for x
    x = 36,157,687,563.42/156,037.80
  6. Step 6: Final answer
    x = 231,723.90

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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.