Home / 147,737.20-221,607.60-47,896.60

Finding the Fourth Proportional to 147,737.20, 221,607.60 and 47,896.60

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Solution

The fourth proportional to 147,737.20, 221,607.60 and 47,896.60 is: 71,845.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,737.20 : 221,607.60 = 47,896.60 : x
  2. Step 2: Convert to fraction form
    147,737.20/221,607.60 = 47,896.60/x
  3. Step 3: Cross multiply
    147,737.20x = 221,607.60 × 47,896.60
  4. Step 4: Simplify right side
    147,737.20x = 10,614,250,574.16
  5. Step 5: Solve for x
    x = 10,614,250,574.16/147,737.20
  6. Step 6: Final answer
    x = 71,845.48

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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.