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Finding the Fourth Proportional to 104,646.94, 156,970.41 and 30,774.94

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Solution

The fourth proportional to 104,646.94, 156,970.41 and 30,774.94 is: 46,162.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,646.94 : 156,970.41 = 30,774.94 : x
  2. Step 2: Convert to fraction form
    104,646.94/156,970.41 = 30,774.94/x
  3. Step 3: Cross multiply
    104,646.94x = 156,970.41 × 30,774.94
  4. Step 4: Simplify right side
    104,646.94x = 4,830,754,441.69
  5. Step 5: Solve for x
    x = 4,830,754,441.69/104,646.94
  6. Step 6: Final answer
    x = 46,162.41

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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.