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Finding the Fourth Proportional to 368,352.27, 552,473.64 and 102,085.02

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Solution

The fourth proportional to 368,352.27, 552,473.64 and 102,085.02 is: 153,112.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,352.27 : 552,473.64 = 102,085.02 : x
  2. Step 2: Convert to fraction form
    368,352.27/552,473.64 = 102,085.02/x
  3. Step 3: Cross multiply
    368,352.27x = 552,473.64 × 102,085.02
  4. Step 4: Simplify right side
    368,352.27x = 56,399,282,588.87
  5. Step 5: Solve for x
    x = 56,399,282,588.87/368,352.27
  6. Step 6: Final answer
    x = 153,112.35

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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.