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Finding the Fourth Proportional to 240,803.81, 361,089.23 and 88,897.94

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Solution

The fourth proportional to 240,803.81, 361,089.23 and 88,897.94 is: 133,303.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,803.81 : 361,089.23 = 88,897.94 : x
  2. Step 2: Convert to fraction form
    240,803.81/361,089.23 = 88,897.94/x
  3. Step 3: Cross multiply
    240,803.81x = 361,089.23 × 88,897.94
  4. Step 4: Simplify right side
    240,803.81x = 32,100,089,705.72
  5. Step 5: Solve for x
    x = 32,100,089,705.72/240,803.81
  6. Step 6: Final answer
    x = 133,303.91

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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.