Home / 121,314.48-182,073.96-51,244.08

Finding the Fourth Proportional to 121,314.48, 182,073.96 and 51,244.08

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Solution

The fourth proportional to 121,314.48, 182,073.96 and 51,244.08 is: 76,909.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,314.48 : 182,073.96 = 51,244.08 : x
  2. Step 2: Convert to fraction form
    121,314.48/182,073.96 = 51,244.08/x
  3. Step 3: Cross multiply
    121,314.48x = 182,073.96 × 51,244.08
  4. Step 4: Simplify right side
    121,314.48x = 9,330,212,572.16
  5. Step 5: Solve for x
    x = 9,330,212,572.16/121,314.48
  6. Step 6: Final answer
    x = 76,909.31

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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.