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Finding the Fourth Proportional to 350,080.47, 525,121.21 and 97,360.98

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Solution

The fourth proportional to 350,080.47, 525,121.21 and 97,360.98 is: 146,041.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,080.47 : 525,121.21 = 97,360.98 : x
  2. Step 2: Convert to fraction form
    350,080.47/525,121.21 = 97,360.98/x
  3. Step 3: Cross multiply
    350,080.47x = 525,121.21 × 97,360.98
  4. Step 4: Simplify right side
    350,080.47x = 51,126,315,624.39
  5. Step 5: Solve for x
    x = 51,126,315,624.39/350,080.47
  6. Step 6: Final answer
    x = 146,041.61

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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.