Home / 147,637.35-221,491.08-47,797.56

Finding the Fourth Proportional to 147,637.35, 221,491.08 and 47,797.56

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Solution

The fourth proportional to 147,637.35, 221,491.08 and 47,797.56 is: 71,707.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,637.35 : 221,491.08 = 47,797.56 : x
  2. Step 2: Convert to fraction form
    147,637.35/221,491.08 = 47,797.56/x
  3. Step 3: Cross multiply
    147,637.35x = 221,491.08 × 47,797.56
  4. Step 4: Simplify right side
    147,637.35x = 10,586,733,185.76
  5. Step 5: Solve for x
    x = 10,586,733,185.76/147,637.35
  6. Step 6: Final answer
    x = 71,707.69

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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.