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Finding the Fourth Proportional to 228,411.84, 342,527.04 and 88,080.96

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Solution

The fourth proportional to 228,411.84, 342,527.04 and 88,080.96 is: 132,086.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,411.84 : 342,527.04 = 88,080.96 : x
  2. Step 2: Convert to fraction form
    228,411.84/342,527.04 = 88,080.96/x
  3. Step 3: Cross multiply
    228,411.84x = 342,527.04 × 88,080.96
  4. Step 4: Simplify right side
    228,411.84x = 30,170,110,509.16
  5. Step 5: Solve for x
    x = 30,170,110,509.16/228,411.84
  6. Step 6: Final answer
    x = 132,086.46

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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.