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Finding the Fourth Proportional to 237,688.86, 356,525.97 and 97,341.78

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Solution

The fourth proportional to 237,688.86, 356,525.97 and 97,341.78 is: 146,009.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,688.86 : 356,525.97 = 97,341.78 : x
  2. Step 2: Convert to fraction form
    237,688.86/356,525.97 = 97,341.78/x
  3. Step 3: Cross multiply
    237,688.86x = 356,525.97 × 97,341.78
  4. Step 4: Simplify right side
    237,688.86x = 34,704,872,536.03
  5. Step 5: Solve for x
    x = 34,704,872,536.03/237,688.86
  6. Step 6: Final answer
    x = 146,009.67

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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.