Home / 166,197.66-229,236.39-112,459.02

Finding the Fourth Proportional to 166,197.66, 229,236.39 and 112,459.02

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Solution

The fourth proportional to 166,197.66, 229,236.39 and 112,459.02 is: 155,114.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,197.66 : 229,236.39 = 112,459.02 : x
  2. Step 2: Convert to fraction form
    166,197.66/229,236.39 = 112,459.02/x
  3. Step 3: Cross multiply
    166,197.66x = 229,236.39 × 112,459.02
  4. Step 4: Simplify right side
    166,197.66x = 25,779,699,767.74
  5. Step 5: Solve for x
    x = 25,779,699,767.74/166,197.66
  6. Step 6: Final answer
    x = 155,114.70

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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.