Home / 141,637.80-212,466.30-48,150.60

Finding the Fourth Proportional to 141,637.80, 212,466.30 and 48,150.60

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Solution

The fourth proportional to 141,637.80, 212,466.30 and 48,150.60 is: 72,229.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,637.80 : 212,466.30 = 48,150.60 : x
  2. Step 2: Convert to fraction form
    141,637.80/212,466.30 = 48,150.60/x
  3. Step 3: Cross multiply
    141,637.80x = 212,466.30 × 48,150.60
  4. Step 4: Simplify right side
    141,637.80x = 10,230,379,824.78
  5. Step 5: Solve for x
    x = 10,230,379,824.78/141,637.80
  6. Step 6: Final answer
    x = 72,229.16

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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.