Home / 151,068.83-226,703.07-71,129.66

Finding the Fourth Proportional to 151,068.83, 226,703.07 and 71,129.66

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Solution

The fourth proportional to 151,068.83, 226,703.07 and 71,129.66 is: 106,741.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,068.83 : 226,703.07 = 71,129.66 : x
  2. Step 2: Convert to fraction form
    151,068.83/226,703.07 = 71,129.66/x
  3. Step 3: Cross multiply
    151,068.83x = 226,703.07 × 71,129.66
  4. Step 4: Simplify right side
    151,068.83x = 16,125,312,290.06
  5. Step 5: Solve for x
    x = 16,125,312,290.06/151,068.83
  6. Step 6: Final answer
    x = 106,741.49

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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.