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Finding the Fourth Proportional to 368,191.03, 552,285.63 and 101,950.66

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Solution

The fourth proportional to 368,191.03, 552,285.63 and 101,950.66 is: 152,925.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,191.03 : 552,285.63 = 101,950.66 : x
  2. Step 2: Convert to fraction form
    368,191.03/552,285.63 = 101,950.66/x
  3. Step 3: Cross multiply
    368,191.03x = 552,285.63 × 101,950.66
  4. Step 4: Simplify right side
    368,191.03x = 56,305,884,487.02
  5. Step 5: Solve for x
    x = 56,305,884,487.02/368,191.03
  6. Step 6: Final answer
    x = 152,925.74

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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.