Home / 53,914.74-74,402.35-31,266.87

Finding the Fourth Proportional to 53,914.74, 74,402.35 and 31,266.87

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Solution

The fourth proportional to 53,914.74, 74,402.35 and 31,266.87 is: 43,148.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,914.74 : 74,402.35 = 31,266.87 : x
  2. Step 2: Convert to fraction form
    53,914.74/74,402.35 = 31,266.87/x
  3. Step 3: Cross multiply
    53,914.74x = 74,402.35 × 31,266.87
  4. Step 4: Simplify right side
    53,914.74x = 2,326,328,725.11
  5. Step 5: Solve for x
    x = 2,326,328,725.11/53,914.74
  6. Step 6: Final answer
    x = 43,148.28

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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.