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Finding the Fourth Proportional to 64,068.36, 96,102.54 and 46,649.04

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Solution

The fourth proportional to 64,068.36, 96,102.54 and 46,649.04 is: 69,973.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,068.36 : 96,102.54 = 46,649.04 : x
  2. Step 2: Convert to fraction form
    64,068.36/96,102.54 = 46,649.04/x
  3. Step 3: Cross multiply
    64,068.36x = 96,102.54 × 46,649.04
  4. Step 4: Simplify right side
    64,068.36x = 4,483,091,232.56
  5. Step 5: Solve for x
    x = 4,483,091,232.56/64,068.36
  6. Step 6: Final answer
    x = 69,973.56

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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.