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Finding the Fourth Proportional to 134,436.30, 201,763.80 and 130,062.30

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Solution

The fourth proportional to 134,436.30, 201,763.80 and 130,062.30 is: 195,199.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,436.30 : 201,763.80 = 130,062.30 : x
  2. Step 2: Convert to fraction form
    134,436.30/201,763.80 = 130,062.30/x
  3. Step 3: Cross multiply
    134,436.30x = 201,763.80 × 130,062.30
  4. Step 4: Simplify right side
    134,436.30x = 26,241,863,884.74
  5. Step 5: Solve for x
    x = 26,241,863,884.74/134,436.30
  6. Step 6: Final answer
    x = 195,199.24

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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.