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Finding the Fourth Proportional to 108,393.94, 162,656.52 and 46,064.44

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Solution

The fourth proportional to 108,393.94, 162,656.52 and 46,064.44 is: 69,124.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,393.94 : 162,656.52 = 46,064.44 : x
  2. Step 2: Convert to fraction form
    108,393.94/162,656.52 = 46,064.44/x
  3. Step 3: Cross multiply
    108,393.94x = 162,656.52 × 46,064.44
  4. Step 4: Simplify right side
    108,393.94x = 7,492,681,099.51
  5. Step 5: Solve for x
    x = 7,492,681,099.51/108,393.94
  6. Step 6: Final answer
    x = 69,124.54

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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.