Home / 350,142.15-525,282.03-125,442.03

Finding the Fourth Proportional to 350,142.15, 525,282.03 and 125,442.03

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Solution

The fourth proportional to 350,142.15, 525,282.03 and 125,442.03 is: 188,187.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,142.15 : 525,282.03 = 125,442.03 : x
  2. Step 2: Convert to fraction form
    350,142.15/525,282.03 = 125,442.03/x
  3. Step 3: Cross multiply
    350,142.15x = 525,282.03 × 125,442.03
  4. Step 4: Simplify right side
    350,142.15x = 65,892,444,165.72
  5. Step 5: Solve for x
    x = 65,892,444,165.72/350,142.15
  6. Step 6: Final answer
    x = 188,187.70

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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.