Home / 146,887.80-220,364.10-47,052.60

Finding the Fourth Proportional to 146,887.80, 220,364.10 and 47,052.60

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Solution

The fourth proportional to 146,887.80, 220,364.10 and 47,052.60 is: 70,589.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,887.80 : 220,364.10 = 47,052.60 : x
  2. Step 2: Convert to fraction form
    146,887.80/220,364.10 = 47,052.60/x
  3. Step 3: Cross multiply
    146,887.80x = 220,364.10 × 47,052.60
  4. Step 4: Simplify right side
    146,887.80x = 10,368,703,851.66
  5. Step 5: Solve for x
    x = 10,368,703,851.66/146,887.80
  6. Step 6: Final answer
    x = 70,589.28

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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.