Home / 98,080.32-147,142.35-35,750.82

Finding the Fourth Proportional to 98,080.32, 147,142.35 and 35,750.82

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Solution

The fourth proportional to 98,080.32, 147,142.35 and 35,750.82 is: 53,634.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,080.32 : 147,142.35 = 35,750.82 : x
  2. Step 2: Convert to fraction form
    98,080.32/147,142.35 = 35,750.82/x
  3. Step 3: Cross multiply
    98,080.32x = 147,142.35 × 35,750.82
  4. Step 4: Simplify right side
    98,080.32x = 5,260,459,669.23
  5. Step 5: Solve for x
    x = 5,260,459,669.23/98,080.32
  6. Step 6: Final answer
    x = 53,634.20

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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.