Home / 53,915.02-74,403.02-31,267.44

Finding the Fourth Proportional to 53,915.02, 74,403.02 and 31,267.44

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Solution

The fourth proportional to 53,915.02, 74,403.02 and 31,267.44 is: 43,149.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,915.02 : 74,403.02 = 31,267.44 : x
  2. Step 2: Convert to fraction form
    53,915.02/74,403.02 = 31,267.44/x
  3. Step 3: Cross multiply
    53,915.02x = 74,403.02 × 31,267.44
  4. Step 4: Simplify right side
    53,915.02x = 2,326,391,963.67
  5. Step 5: Solve for x
    x = 2,326,391,963.67/53,915.02
  6. Step 6: Final answer
    x = 43,149.24

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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.