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Finding the Fourth Proportional to 104,295.94, 156,443.89 and 29,406.31

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Solution

The fourth proportional to 104,295.94, 156,443.89 and 29,406.31 is: 44,109.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,295.94 : 156,443.89 = 29,406.31 : x
  2. Step 2: Convert to fraction form
    104,295.94/156,443.89 = 29,406.31/x
  3. Step 3: Cross multiply
    104,295.94x = 156,443.89 × 29,406.31
  4. Step 4: Simplify right side
    104,295.94x = 4,600,437,526.95
  5. Step 5: Solve for x
    x = 4,600,437,526.95/104,295.94
  6. Step 6: Final answer
    x = 44,109.46

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1.5x scale

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.