Home / 147,126.96-220,690.04-40,503.02

Finding the Fourth Proportional to 147,126.96, 220,690.04 and 40,503.02

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Solution

The fourth proportional to 147,126.96, 220,690.04 and 40,503.02 is: 60,754.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,126.96 : 220,690.04 = 40,503.02 : x
  2. Step 2: Convert to fraction form
    147,126.96/220,690.04 = 40,503.02/x
  3. Step 3: Cross multiply
    147,126.96x = 220,690.04 × 40,503.02
  4. Step 4: Simplify right side
    147,126.96x = 8,938,611,797.96
  5. Step 5: Solve for x
    x = 8,938,611,797.96/147,126.96
  6. Step 6: Final answer
    x = 60,754.41

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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.