Home / 350,720.07-526,156.42-107,561.28

Finding the Fourth Proportional to 350,720.07, 526,156.42 and 107,561.28

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Solution

The fourth proportional to 350,720.07, 526,156.42 and 107,561.28 is: 161,365.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,720.07 : 526,156.42 = 107,561.28 : x
  2. Step 2: Convert to fraction form
    350,720.07/526,156.42 = 107,561.28/x
  3. Step 3: Cross multiply
    350,720.07x = 526,156.42 × 107,561.28
  4. Step 4: Simplify right side
    350,720.07x = 56,594,056,968.93
  5. Step 5: Solve for x
    x = 56,594,056,968.93/350,720.07
  6. Step 6: Final answer
    x = 161,365.32

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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.