Home / 214,125.93-320,909.85-119,352.29

Finding the Fourth Proportional to 214,125.93, 320,909.85 and 119,352.29

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Solution

The fourth proportional to 214,125.93, 320,909.85 and 119,352.29 is: 178,872.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,125.93 : 320,909.85 = 119,352.29 : x
  2. Step 2: Convert to fraction form
    214,125.93/320,909.85 = 119,352.29/x
  3. Step 3: Cross multiply
    214,125.93x = 320,909.85 × 119,352.29
  4. Step 4: Simplify right side
    214,125.93x = 38,301,323,876.51
  5. Step 5: Solve for x
    x = 38,301,323,876.51/214,125.93
  6. Step 6: Final answer
    x = 178,872.89

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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.