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Finding the Fourth Proportional to 98,228.31, 147,259.17 and 35,029.41

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Solution

The fourth proportional to 98,228.31, 147,259.17 and 35,029.41 is: 52,514.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,228.31 : 147,259.17 = 35,029.41 : x
  2. Step 2: Convert to fraction form
    98,228.31/147,259.17 = 35,029.41/x
  3. Step 3: Cross multiply
    98,228.31x = 147,259.17 × 35,029.41
  4. Step 4: Simplify right side
    98,228.31x = 5,158,401,842.19
  5. Step 5: Solve for x
    x = 5,158,401,842.19/98,228.31
  6. Step 6: Final answer
    x = 52,514.41

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1.5x scale

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.