Home / 111,094.10-166,641.15-61,148.49

Finding the Fourth Proportional to 111,094.10, 166,641.15 and 61,148.49

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Solution

The fourth proportional to 111,094.10, 166,641.15 and 61,148.49 is: 91,722.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,094.10 : 166,641.15 = 61,148.49 : x
  2. Step 2: Convert to fraction form
    111,094.10/166,641.15 = 61,148.49/x
  3. Step 3: Cross multiply
    111,094.10x = 166,641.15 × 61,148.49
  4. Step 4: Simplify right side
    111,094.10x = 10,189,854,923.67
  5. Step 5: Solve for x
    x = 10,189,854,923.67/111,094.10
  6. Step 6: Final answer
    x = 91,722.74

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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.