Home / 74,335.64-111,543.14-34,893.10

Finding the Fourth Proportional to 74,335.64, 111,543.14 and 34,893.10

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Solution

The fourth proportional to 74,335.64, 111,543.14 and 34,893.10 is: 52,358.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,335.64 : 111,543.14 = 34,893.10 : x
  2. Step 2: Convert to fraction form
    74,335.64/111,543.14 = 34,893.10/x
  3. Step 3: Cross multiply
    74,335.64x = 111,543.14 × 34,893.10
  4. Step 4: Simplify right side
    74,335.64x = 3,892,085,938.33
  5. Step 5: Solve for x
    x = 3,892,085,938.33/74,335.64
  6. Step 6: Final answer
    x = 52,358.28

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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.