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Finding the Fourth Proportional to 133,420.02, 200,130.04 and 63,261.06

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Solution

The fourth proportional to 133,420.02, 200,130.04 and 63,261.06 is: 94,891.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,420.02 : 200,130.04 = 63,261.06 : x
  2. Step 2: Convert to fraction form
    133,420.02/200,130.04 = 63,261.06/x
  3. Step 3: Cross multiply
    133,420.02x = 200,130.04 × 63,261.06
  4. Step 4: Simplify right side
    133,420.02x = 12,660,438,468.24
  5. Step 5: Solve for x
    x = 12,660,438,468.24/133,420.02
  6. Step 6: Final answer
    x = 94,891.59

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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.