Home / 135,895.02-203,791.50-47,127.12

Finding the Fourth Proportional to 135,895.02, 203,791.50 and 47,127.12

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Solution

The fourth proportional to 135,895.02, 203,791.50 and 47,127.12 is: 70,672.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,895.02 : 203,791.50 = 47,127.12 : x
  2. Step 2: Convert to fraction form
    135,895.02/203,791.50 = 47,127.12/x
  3. Step 3: Cross multiply
    135,895.02x = 203,791.50 × 47,127.12
  4. Step 4: Simplify right side
    135,895.02x = 9,604,106,475.48
  5. Step 5: Solve for x
    x = 9,604,106,475.48/135,895.02
  6. Step 6: Final answer
    x = 70,672.98

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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.