Home / 147,825.80-221,738.70-63,626.30

Finding the Fourth Proportional to 147,825.80, 221,738.70 and 63,626.30

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Solution

The fourth proportional to 147,825.80, 221,738.70 and 63,626.30 is: 95,439.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,825.80 : 221,738.70 = 63,626.30 : x
  2. Step 2: Convert to fraction form
    147,825.80/221,738.70 = 63,626.30/x
  3. Step 3: Cross multiply
    147,825.80x = 221,738.70 × 63,626.30
  4. Step 4: Simplify right side
    147,825.80x = 14,108,413,047.81
  5. Step 5: Solve for x
    x = 14,108,413,047.81/147,825.80
  6. Step 6: Final answer
    x = 95,439.45

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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.