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Finding the Fourth Proportional to 134,686, 202,030.01 and 59,786.02

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Solution

The fourth proportional to 134,686, 202,030.01 and 59,786.02 is: 89,679.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,686 : 202,030.01 = 59,786.02 : x
  2. Step 2: Convert to fraction form
    134,686/202,030.01 = 59,786.02/x
  3. Step 3: Cross multiply
    134,686x = 202,030.01 × 59,786.02
  4. Step 4: Simplify right side
    134,686x = 12,078,570,218.46
  5. Step 5: Solve for x
    x = 12,078,570,218.46/134,686
  6. Step 6: Final answer
    x = 89,679.48

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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.