Home / 127,082.04-190,623.10-52,189.48

Finding the Fourth Proportional to 127,082.04, 190,623.10 and 52,189.48

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Solution

The fourth proportional to 127,082.04, 190,623.10 and 52,189.48 is: 78,284.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,082.04 : 190,623.10 = 52,189.48 : x
  2. Step 2: Convert to fraction form
    127,082.04/190,623.10 = 52,189.48/x
  3. Step 3: Cross multiply
    127,082.04x = 190,623.10 × 52,189.48
  4. Step 4: Simplify right side
    127,082.04x = 9,948,520,464.99
  5. Step 5: Solve for x
    x = 9,948,520,464.99/127,082.04
  6. Step 6: Final answer
    x = 78,284.24

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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.