Home / 110,699.10-166,048.65-31,808.70

Finding the Fourth Proportional to 110,699.10, 166,048.65 and 31,808.70

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Solution

The fourth proportional to 110,699.10, 166,048.65 and 31,808.70 is: 47,713.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,699.10 : 166,048.65 = 31,808.70 : x
  2. Step 2: Convert to fraction form
    110,699.10/166,048.65 = 31,808.70/x
  3. Step 3: Cross multiply
    110,699.10x = 166,048.65 × 31,808.70
  4. Step 4: Simplify right side
    110,699.10x = 5,281,791,693.26
  5. Step 5: Solve for x
    x = 5,281,791,693.26/110,699.10
  6. Step 6: Final answer
    x = 47,713.05

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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.