Home / 134,089.07-201,121.30-45,343.34

Finding the Fourth Proportional to 134,089.07, 201,121.30 and 45,343.34

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Solution

The fourth proportional to 134,089.07, 201,121.30 and 45,343.34 is: 68,010.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,089.07 : 201,121.30 = 45,343.34 : x
  2. Step 2: Convert to fraction form
    134,089.07/201,121.30 = 45,343.34/x
  3. Step 3: Cross multiply
    134,089.07x = 201,121.30 × 45,343.34
  4. Step 4: Simplify right side
    134,089.07x = 9,119,512,551.26
  5. Step 5: Solve for x
    x = 9,119,512,551.26/134,089.07
  6. Step 6: Final answer
    x = 68,010.86

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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.