Home / 104,626.10-156,939.15-91,504.10

Finding the Fourth Proportional to 104,626.10, 156,939.15 and 91,504.10

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Solution

The fourth proportional to 104,626.10, 156,939.15 and 91,504.10 is: 137,256.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,626.10 : 156,939.15 = 91,504.10 : x
  2. Step 2: Convert to fraction form
    104,626.10/156,939.15 = 91,504.10/x
  3. Step 3: Cross multiply
    104,626.10x = 156,939.15 × 91,504.10
  4. Step 4: Simplify right side
    104,626.10x = 14,360,575,675.52
  5. Step 5: Solve for x
    x = 14,360,575,675.52/104,626.10
  6. Step 6: Final answer
    x = 137,256.15

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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.