Home / 223,026.26-307,775.48-121,051.72

Finding the Fourth Proportional to 223,026.26, 307,775.48 and 121,051.72

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Solution

The fourth proportional to 223,026.26, 307,775.48 and 121,051.72 is: 167,050.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,026.26 : 307,775.48 = 121,051.72 : x
  2. Step 2: Convert to fraction form
    223,026.26/307,775.48 = 121,051.72/x
  3. Step 3: Cross multiply
    223,026.26x = 307,775.48 × 121,051.72
  4. Step 4: Simplify right side
    223,026.26x = 37,256,750,744.71
  5. Step 5: Solve for x
    x = 37,256,750,744.71/223,026.26
  6. Step 6: Final answer
    x = 167,050.96

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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.