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Finding the Fourth Proportional to 64,916.50, 97,373.73 and 33,308.32

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Solution

The fourth proportional to 64,916.50, 97,373.73 and 33,308.32 is: 49,961.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,916.50 : 97,373.73 = 33,308.32 : x
  2. Step 2: Convert to fraction form
    64,916.50/97,373.73 = 33,308.32/x
  3. Step 3: Cross multiply
    64,916.50x = 97,373.73 × 33,308.32
  4. Step 4: Simplify right side
    64,916.50x = 3,243,355,239.91
  5. Step 5: Solve for x
    x = 3,243,355,239.91/64,916.50
  6. Step 6: Final answer
    x = 49,961.95

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1.5x scale

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.