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Finding the Fourth Proportional to 238,447.08, 357,669.20 and 60,953.81

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Solution

The fourth proportional to 238,447.08, 357,669.20 and 60,953.81 is: 91,430.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,447.08 : 357,669.20 = 60,953.81 : x
  2. Step 2: Convert to fraction form
    238,447.08/357,669.20 = 60,953.81/x
  3. Step 3: Cross multiply
    238,447.08x = 357,669.20 × 60,953.81
  4. Step 4: Simplify right side
    238,447.08x = 21,801,299,717.86
  5. Step 5: Solve for x
    x = 21,801,299,717.86/238,447.08
  6. Step 6: Final answer
    x = 91,430.35

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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.