Home / 135,509.01-203,261.67-42,014.76

Finding the Fourth Proportional to 135,509.01, 203,261.67 and 42,014.76

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Solution

The fourth proportional to 135,509.01, 203,261.67 and 42,014.76 is: 63,021.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,509.01 : 203,261.67 = 42,014.76 : x
  2. Step 2: Convert to fraction form
    135,509.01/203,261.67 = 42,014.76/x
  3. Step 3: Cross multiply
    135,509.01x = 203,261.67 × 42,014.76
  4. Step 4: Simplify right side
    135,509.01x = 8,539,990,282.25
  5. Step 5: Solve for x
    x = 8,539,990,282.25/135,509.01
  6. Step 6: Final answer
    x = 63,021.57

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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.