Home / 53,888.68-74,370.54-31,234.96

Finding the Fourth Proportional to 53,888.68, 74,370.54 and 31,234.96

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Solution

The fourth proportional to 53,888.68, 74,370.54 and 31,234.96 is: 43,106.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,888.68 : 74,370.54 = 31,234.96 : x
  2. Step 2: Convert to fraction form
    53,888.68/74,370.54 = 31,234.96/x
  3. Step 3: Cross multiply
    53,888.68x = 74,370.54 × 31,234.96
  4. Step 4: Simplify right side
    53,888.68x = 2,322,960,842.08
  5. Step 5: Solve for x
    x = 2,322,960,842.08/53,888.68
  6. Step 6: Final answer
    x = 43,106.66

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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.