Home / 110,878.14-166,435.65-47,729.55

Finding the Fourth Proportional to 110,878.14, 166,435.65 and 47,729.55

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Solution

The fourth proportional to 110,878.14, 166,435.65 and 47,729.55 is: 71,645.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,878.14 : 166,435.65 = 47,729.55 : x
  2. Step 2: Convert to fraction form
    110,878.14/166,435.65 = 47,729.55/x
  3. Step 3: Cross multiply
    110,878.14x = 166,435.65 × 47,729.55
  4. Step 4: Simplify right side
    110,878.14x = 7,943,898,678.46
  5. Step 5: Solve for x
    x = 7,943,898,678.46/110,878.14
  6. Step 6: Final answer
    x = 71,645.31

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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.