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Finding the Fourth Proportional to 104,607, 156,901.60 and 41,409.93

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Solution

The fourth proportional to 104,607, 156,901.60 and 41,409.93 is: 62,111.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,607 : 156,901.60 = 41,409.93 : x
  2. Step 2: Convert to fraction form
    104,607/156,901.60 = 41,409.93/x
  3. Step 3: Cross multiply
    104,607x = 156,901.60 × 41,409.93
  4. Step 4: Simplify right side
    104,607x = 6,497,284,272.89
  5. Step 5: Solve for x
    x = 6,497,284,272.89/104,607
  6. Step 6: Final answer
    x = 62,111.37

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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.