Home / 110,858.12-166,311.80-31,966.20

Finding the Fourth Proportional to 110,858.12, 166,311.80 and 31,966.20

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Solution

The fourth proportional to 110,858.12, 166,311.80 and 31,966.20 is: 47,956.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,858.12 : 166,311.80 = 31,966.20 : x
  2. Step 2: Convert to fraction form
    110,858.12/166,311.80 = 31,966.20/x
  3. Step 3: Cross multiply
    110,858.12x = 166,311.80 × 31,966.20
  4. Step 4: Simplify right side
    110,858.12x = 5,316,356,261.16
  5. Step 5: Solve for x
    x = 5,316,356,261.16/110,858.12
  6. Step 6: Final answer
    x = 47,956.40

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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.