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Finding the Fourth Proportional to 164,352.15, 246,565.17 and 52,039.08

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Solution

The fourth proportional to 164,352.15, 246,565.17 and 52,039.08 is: 78,070.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,352.15 : 246,565.17 = 52,039.08 : x
  2. Step 2: Convert to fraction form
    164,352.15/246,565.17 = 52,039.08/x
  3. Step 3: Cross multiply
    164,352.15x = 246,565.17 × 52,039.08
  4. Step 4: Simplify right side
    164,352.15x = 12,831,024,606.84
  5. Step 5: Solve for x
    x = 12,831,024,606.84/164,352.15
  6. Step 6: Final answer
    x = 78,070.32

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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.