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Finding the Fourth Proportional to 228,152.64, 342,202.81 and 59,689.22

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Solution

The fourth proportional to 228,152.64, 342,202.81 and 59,689.22 is: 89,526.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,152.64 : 342,202.81 = 59,689.22 : x
  2. Step 2: Convert to fraction form
    228,152.64/342,202.81 = 59,689.22/x
  3. Step 3: Cross multiply
    228,152.64x = 342,202.81 × 59,689.22
  4. Step 4: Simplify right side
    228,152.64x = 20,425,819,516.99
  5. Step 5: Solve for x
    x = 20,425,819,516.99/228,152.64
  6. Step 6: Final answer
    x = 89,526.99

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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.