Home / 104,639.42-156,991.80-34,567.94

Finding the Fourth Proportional to 104,639.42, 156,991.80 and 34,567.94

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Solution

The fourth proportional to 104,639.42, 156,991.80 and 34,567.94 is: 51,862.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,639.42 : 156,991.80 = 34,567.94 : x
  2. Step 2: Convert to fraction form
    104,639.42/156,991.80 = 34,567.94/x
  3. Step 3: Cross multiply
    104,639.42x = 156,991.80 × 34,567.94
  4. Step 4: Simplify right side
    104,639.42x = 5,426,883,122.89
  5. Step 5: Solve for x
    x = 5,426,883,122.89/104,639.42
  6. Step 6: Final answer
    x = 51,862.70

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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.