Home / 53,888.92-74,366.68-31,241.07

Finding the Fourth Proportional to 53,888.92, 74,366.68 and 31,241.07

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Solution

The fourth proportional to 53,888.92, 74,366.68 and 31,241.07 is: 43,112.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,888.92 : 74,366.68 = 31,241.07 : x
  2. Step 2: Convert to fraction form
    53,888.92/74,366.68 = 31,241.07/x
  3. Step 3: Cross multiply
    53,888.92x = 74,366.68 × 31,241.07
  4. Step 4: Simplify right side
    53,888.92x = 2,323,294,577.44
  5. Step 5: Solve for x
    x = 2,323,294,577.44/53,888.92
  6. Step 6: Final answer
    x = 43,112.66

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1.5x scale

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.