Home / 104,269.51-156,426.14-45,113.59

Finding the Fourth Proportional to 104,269.51, 156,426.14 and 45,113.59

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Solution

The fourth proportional to 104,269.51, 156,426.14 and 45,113.59 is: 67,679.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,269.51 : 156,426.14 = 45,113.59 : x
  2. Step 2: Convert to fraction form
    104,269.51/156,426.14 = 45,113.59/x
  3. Step 3: Cross multiply
    104,269.51x = 156,426.14 × 45,113.59
  4. Step 4: Simplify right side
    104,269.51x = 7,056,944,745.24
  5. Step 5: Solve for x
    x = 7,056,944,745.24/104,269.51
  6. Step 6: Final answer
    x = 67,679.85

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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.