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Finding the Fourth Proportional to 165,662.41, 228,607.84 and 101,239.39

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Solution

The fourth proportional to 165,662.41, 228,607.84 and 101,239.39 is: 139,706.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,662.41 : 228,607.84 = 101,239.39 : x
  2. Step 2: Convert to fraction form
    165,662.41/228,607.84 = 101,239.39/x
  3. Step 3: Cross multiply
    165,662.41x = 228,607.84 × 101,239.39
  4. Step 4: Simplify right side
    165,662.41x = 23,144,117,681.94
  5. Step 5: Solve for x
    x = 23,144,117,681.94/165,662.41
  6. Step 6: Final answer
    x = 139,706.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.