Home / 147,325.50-220,993.72-47,487.13

Finding the Fourth Proportional to 147,325.50, 220,993.72 and 47,487.13

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Solution

The fourth proportional to 147,325.50, 220,993.72 and 47,487.13 is: 71,232.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,325.50 : 220,993.72 = 47,487.13 : x
  2. Step 2: Convert to fraction form
    147,325.50/220,993.72 = 47,487.13/x
  3. Step 3: Cross multiply
    147,325.50x = 220,993.72 × 47,487.13
  4. Step 4: Simplify right side
    147,325.50x = 10,494,356,839.62
  5. Step 5: Solve for x
    x = 10,494,356,839.62/147,325.50
  6. Step 6: Final answer
    x = 71,232.45

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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.