Home / 147,976.04-221,966.11-48,136.76

Finding the Fourth Proportional to 147,976.04, 221,966.11 and 48,136.76

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Solution

The fourth proportional to 147,976.04, 221,966.11 and 48,136.76 is: 72,205.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,976.04 : 221,966.11 = 48,136.76 : x
  2. Step 2: Convert to fraction form
    147,976.04/221,966.11 = 48,136.76/x
  3. Step 3: Cross multiply
    147,976.04x = 221,966.11 × 48,136.76
  4. Step 4: Simplify right side
    147,976.04x = 10,684,729,147.92
  5. Step 5: Solve for x
    x = 10,684,729,147.92/147,976.04
  6. Step 6: Final answer
    x = 72,205.80

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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.