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Finding the Fourth Proportional to 64,792.40, 97,155 and 29,701.84

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Solution

The fourth proportional to 64,792.40, 97,155 and 29,701.84 is: 44,537.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,792.40 : 97,155 = 29,701.84 : x
  2. Step 2: Convert to fraction form
    64,792.40/97,155 = 29,701.84/x
  3. Step 3: Cross multiply
    64,792.40x = 97,155 × 29,701.84
  4. Step 4: Simplify right side
    64,792.40x = 2,885,682,265.20
  5. Step 5: Solve for x
    x = 2,885,682,265.20/64,792.40
  6. Step 6: Final answer
    x = 44,537.36

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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.