Home / 106,527.51-159,499.80-103,704.15

Finding the Fourth Proportional to 106,527.51, 159,499.80 and 103,704.15

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Solution

The fourth proportional to 106,527.51, 159,499.80 and 103,704.15 is: 155,272.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,527.51 : 159,499.80 = 103,704.15 : x
  2. Step 2: Convert to fraction form
    106,527.51/159,499.80 = 103,704.15/x
  3. Step 3: Cross multiply
    106,527.51x = 159,499.80 × 103,704.15
  4. Step 4: Simplify right side
    106,527.51x = 16,540,791,184.17
  5. Step 5: Solve for x
    x = 16,540,791,184.17/106,527.51
  6. Step 6: Final answer
    x = 155,272.48

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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.