Home / 74,748.11-112,120.95-35,333.51

Finding the Fourth Proportional to 74,748.11, 112,120.95 and 35,333.51

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Solution

The fourth proportional to 74,748.11, 112,120.95 and 35,333.51 is: 52,999.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,748.11 : 112,120.95 = 35,333.51 : x
  2. Step 2: Convert to fraction form
    74,748.11/112,120.95 = 35,333.51/x
  3. Step 3: Cross multiply
    74,748.11x = 112,120.95 × 35,333.51
  4. Step 4: Simplify right side
    74,748.11x = 3,961,626,708.03
  5. Step 5: Solve for x
    x = 3,961,626,708.03/74,748.11
  6. Step 6: Final answer
    x = 52,999.69

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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.