Home / 74,897.64-112,340.31-22,307.13

Finding the Fourth Proportional to 74,897.64, 112,340.31 and 22,307.13

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Solution

The fourth proportional to 74,897.64, 112,340.31 and 22,307.13 is: 33,458.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,897.64 : 112,340.31 = 22,307.13 : x
  2. Step 2: Convert to fraction form
    74,897.64/112,340.31 = 22,307.13/x
  3. Step 3: Cross multiply
    74,897.64x = 112,340.31 × 22,307.13
  4. Step 4: Simplify right side
    74,897.64x = 2,505,989,899.41
  5. Step 5: Solve for x
    x = 2,505,989,899.41/74,897.64
  6. Step 6: Final answer
    x = 33,458.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.