Home / 147,523.80-221,318.60-42,334.57

Finding the Fourth Proportional to 147,523.80, 221,318.60 and 42,334.57

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Solution

The fourth proportional to 147,523.80, 221,318.60 and 42,334.57 is: 63,511.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,523.80 : 221,318.60 = 42,334.57 : x
  2. Step 2: Convert to fraction form
    147,523.80/221,318.60 = 42,334.57/x
  3. Step 3: Cross multiply
    147,523.80x = 221,318.60 × 42,334.57
  4. Step 4: Simplify right side
    147,523.80x = 9,369,427,764.00
  5. Step 5: Solve for x
    x = 9,369,427,764.00/147,523.80
  6. Step 6: Final answer
    x = 63,511.30

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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.