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Finding the Fourth Proportional to 147,114.84, 220,672.72 and 40,500.22

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Solution

The fourth proportional to 147,114.84, 220,672.72 and 40,500.22 is: 60,750.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,114.84 : 220,672.72 = 40,500.22 : x
  2. Step 2: Convert to fraction form
    147,114.84/220,672.72 = 40,500.22/x
  3. Step 3: Cross multiply
    147,114.84x = 220,672.72 × 40,500.22
  4. Step 4: Simplify right side
    147,114.84x = 8,937,293,708.00
  5. Step 5: Solve for x
    x = 8,937,293,708.00/147,114.84
  6. Step 6: Final answer
    x = 60,750.46

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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.