Home / 97,817.20-146,555.70-45,118.60

Finding the Fourth Proportional to 97,817.20, 146,555.70 and 45,118.60

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Solution

The fourth proportional to 97,817.20, 146,555.70 and 45,118.60 is: 67,599.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,817.20 : 146,555.70 = 45,118.60 : x
  2. Step 2: Convert to fraction form
    97,817.20/146,555.70 = 45,118.60/x
  3. Step 3: Cross multiply
    97,817.20x = 146,555.70 × 45,118.60
  4. Step 4: Simplify right side
    97,817.20x = 6,612,388,006.02
  5. Step 5: Solve for x
    x = 6,612,388,006.02/97,817.20
  6. Step 6: Final answer
    x = 67,599.44

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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.