Home / 85,172.37-127,774.04-35,225.34

Finding the Fourth Proportional to 85,172.37, 127,774.04 and 35,225.34

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Solution

The fourth proportional to 85,172.37, 127,774.04 and 35,225.34 is: 52,844.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,172.37 : 127,774.04 = 35,225.34 : x
  2. Step 2: Convert to fraction form
    85,172.37/127,774.04 = 35,225.34/x
  3. Step 3: Cross multiply
    85,172.37x = 127,774.04 × 35,225.34
  4. Step 4: Simplify right side
    85,172.37x = 4,500,883,826.05
  5. Step 5: Solve for x
    x = 4,500,883,826.05/85,172.37
  6. Step 6: Final answer
    x = 52,844.41

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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.