Home / 53,912.08-74,398.98-31,264.52

Finding the Fourth Proportional to 53,912.08, 74,398.98 and 31,264.52

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Solution

The fourth proportional to 53,912.08, 74,398.98 and 31,264.52 is: 43,145.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,912.08 : 74,398.98 = 31,264.52 : x
  2. Step 2: Convert to fraction form
    53,912.08/74,398.98 = 31,264.52/x
  3. Step 3: Cross multiply
    53,912.08x = 74,398.98 × 31,264.52
  4. Step 4: Simplify right side
    53,912.08x = 2,326,048,584.19
  5. Step 5: Solve for x
    x = 2,326,048,584.19/53,912.08
  6. Step 6: Final answer
    x = 43,145.22

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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.