Home / 84,832.55-127,220.57-34,218.50

Finding the Fourth Proportional to 84,832.55, 127,220.57 and 34,218.50

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Solution

The fourth proportional to 84,832.55, 127,220.57 and 34,218.50 is: 51,316.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,832.55 : 127,220.57 = 34,218.50 : x
  2. Step 2: Convert to fraction form
    84,832.55/127,220.57 = 34,218.50/x
  3. Step 3: Cross multiply
    84,832.55x = 127,220.57 × 34,218.50
  4. Step 4: Simplify right side
    84,832.55x = 4,353,297,362.06
  5. Step 5: Solve for x
    x = 4,353,297,362.06/84,832.55
  6. Step 6: Final answer
    x = 51,316.36

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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.