Home / 223,050.85-307,801.82-121,074.11

Finding the Fourth Proportional to 223,050.85, 307,801.82 and 121,074.11

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Solution

The fourth proportional to 223,050.85, 307,801.82 and 121,074.11 is: 167,077.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,050.85 : 307,801.82 = 121,074.11 : x
  2. Step 2: Convert to fraction form
    223,050.85/307,801.82 = 121,074.11/x
  3. Step 3: Cross multiply
    223,050.85x = 307,801.82 × 121,074.11
  4. Step 4: Simplify right side
    223,050.85x = 37,266,832,485.07
  5. Step 5: Solve for x
    x = 37,266,832,485.07/223,050.85
  6. Step 6: Final answer
    x = 167,077.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.