Home / 104,027.70-156,041.55-91,974.90

Finding the Fourth Proportional to 104,027.70, 156,041.55 and 91,974.90

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Solution

The fourth proportional to 104,027.70, 156,041.55 and 91,974.90 is: 137,962.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,027.70 : 156,041.55 = 91,974.90 : x
  2. Step 2: Convert to fraction form
    104,027.70/156,041.55 = 91,974.90/x
  3. Step 3: Cross multiply
    104,027.70x = 156,041.55 × 91,974.90
  4. Step 4: Simplify right side
    104,027.70x = 14,351,905,957.10
  5. Step 5: Solve for x
    x = 14,351,905,957.10/104,027.70
  6. Step 6: Final answer
    x = 137,962.35

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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.