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Finding the Fourth Proportional to 350,025.90, 525,122.49 and 113,368.86

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Solution

The fourth proportional to 350,025.90, 525,122.49 and 113,368.86 is: 170,080.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,025.90 : 525,122.49 = 113,368.86 : x
  2. Step 2: Convert to fraction form
    350,025.90/525,122.49 = 113,368.86/x
  3. Step 3: Cross multiply
    350,025.90x = 525,122.49 × 113,368.86
  4. Step 4: Simplify right side
    350,025.90x = 59,532,538,051.66
  5. Step 5: Solve for x
    x = 59,532,538,051.66/350,025.90
  6. Step 6: Final answer
    x = 170,080.38

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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.