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Finding the Fourth Proportional to 237,141.68, 355,713.12 and 96,900.28

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Solution

The fourth proportional to 237,141.68, 355,713.12 and 96,900.28 is: 145,350.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,141.68 : 355,713.12 = 96,900.28 : x
  2. Step 2: Convert to fraction form
    237,141.68/355,713.12 = 96,900.28/x
  3. Step 3: Cross multiply
    237,141.68x = 355,713.12 × 96,900.28
  4. Step 4: Simplify right side
    237,141.68x = 34,468,700,927.67
  5. Step 5: Solve for x
    x = 34,468,700,927.67/237,141.68
  6. Step 6: Final answer
    x = 145,350.67

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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.