Home / 110,678.45-166,017.82-47,457.74

Finding the Fourth Proportional to 110,678.45, 166,017.82 and 47,457.74

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Solution

The fourth proportional to 110,678.45, 166,017.82 and 47,457.74 is: 71,186.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,678.45 : 166,017.82 = 47,457.74 : x
  2. Step 2: Convert to fraction form
    110,678.45/166,017.82 = 47,457.74/x
  3. Step 3: Cross multiply
    110,678.45x = 166,017.82 × 47,457.74
  4. Step 4: Simplify right side
    110,678.45x = 7,878,830,833.33
  5. Step 5: Solve for x
    x = 7,878,830,833.33/110,678.45
  6. Step 6: Final answer
    x = 71,186.68

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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.