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Finding the Fourth Proportional to 197,606.88, 296,457.48 and 64,487.39

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Solution

The fourth proportional to 197,606.88, 296,457.48 and 64,487.39 is: 96,746.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,606.88 : 296,457.48 = 64,487.39 : x
  2. Step 2: Convert to fraction form
    197,606.88/296,457.48 = 64,487.39/x
  3. Step 3: Cross multiply
    197,606.88x = 296,457.48 × 64,487.39
  4. Step 4: Simplify right side
    197,606.88x = 19,117,767,648.89
  5. Step 5: Solve for x
    x = 19,117,767,648.89/197,606.88
  6. Step 6: Final answer
    x = 96,746.47

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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.