Home / 368,138.22-552,208.10-101,899.51

Finding the Fourth Proportional to 368,138.22, 552,208.10 and 101,899.51

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Solution

The fourth proportional to 368,138.22, 552,208.10 and 101,899.51 is: 152,849.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,138.22 : 552,208.10 = 101,899.51 : x
  2. Step 2: Convert to fraction form
    368,138.22/552,208.10 = 101,899.51/x
  3. Step 3: Cross multiply
    368,138.22x = 552,208.10 × 101,899.51
  4. Step 4: Simplify right side
    368,138.22x = 56,269,732,929.60
  5. Step 5: Solve for x
    x = 56,269,732,929.60/368,138.22
  6. Step 6: Final answer
    x = 152,849.47

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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.