Home / 98,415.08-147,586.38-35,218.06

Finding the Fourth Proportional to 98,415.08, 147,586.38 and 35,218.06

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Solution

The fourth proportional to 98,415.08, 147,586.38 and 35,218.06 is: 52,814.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,415.08 : 147,586.38 = 35,218.06 : x
  2. Step 2: Convert to fraction form
    98,415.08/147,586.38 = 35,218.06/x
  3. Step 3: Cross multiply
    98,415.08x = 147,586.38 × 35,218.06
  4. Step 4: Simplify right side
    98,415.08x = 5,197,705,986.02
  5. Step 5: Solve for x
    x = 5,197,705,986.02/98,415.08
  6. Step 6: Final answer
    x = 52,814.12

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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.