Home / 98,805.34-148,213.14-56,674.18

Finding the Fourth Proportional to 98,805.34, 148,213.14 and 56,674.18

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Solution

The fourth proportional to 98,805.34, 148,213.14 and 56,674.18 is: 85,014.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,805.34 : 148,213.14 = 56,674.18 : x
  2. Step 2: Convert to fraction form
    98,805.34/148,213.14 = 56,674.18/x
  3. Step 3: Cross multiply
    98,805.34x = 148,213.14 × 56,674.18
  4. Step 4: Simplify right side
    98,805.34x = 8,399,858,174.73
  5. Step 5: Solve for x
    x = 8,399,858,174.73/98,805.34
  6. Step 6: Final answer
    x = 85,014.21

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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.