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Finding the Fourth Proportional to 368,135.16, 552,215.10 and 101,873.39

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Solution

The fourth proportional to 368,135.16, 552,215.10 and 101,873.39 is: 152,813.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,135.16 : 552,215.10 = 101,873.39 : x
  2. Step 2: Convert to fraction form
    368,135.16/552,215.10 = 101,873.39/x
  3. Step 3: Cross multiply
    368,135.16x = 552,215.10 × 101,873.39
  4. Step 4: Simplify right side
    368,135.16x = 56,256,021,485.11
  5. Step 5: Solve for x
    x = 56,256,021,485.11/368,135.16
  6. Step 6: Final answer
    x = 152,813.50

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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.