Home / 142,150.50-213,226.84-48,657.06

Finding the Fourth Proportional to 142,150.50, 213,226.84 and 48,657.06

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Solution

The fourth proportional to 142,150.50, 213,226.84 and 48,657.06 is: 72,985.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,150.50 : 213,226.84 = 48,657.06 : x
  2. Step 2: Convert to fraction form
    142,150.50/213,226.84 = 48,657.06/x
  3. Step 3: Cross multiply
    142,150.50x = 213,226.84 × 48,657.06
  4. Step 4: Simplify right side
    142,150.50x = 10,374,991,147.49
  5. Step 5: Solve for x
    x = 10,374,991,147.49/142,150.50
  6. Step 6: Final answer
    x = 72,985.96

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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.