Home / 127,082.24-190,624.74-38,336.52

Finding the Fourth Proportional to 127,082.24, 190,624.74 and 38,336.52

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Solution

The fourth proportional to 127,082.24, 190,624.74 and 38,336.52 is: 57,505.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,082.24 : 190,624.74 = 38,336.52 : x
  2. Step 2: Convert to fraction form
    127,082.24/190,624.74 = 38,336.52/x
  3. Step 3: Cross multiply
    127,082.24x = 190,624.74 × 38,336.52
  4. Step 4: Simplify right side
    127,082.24x = 7,307,889,157.50
  5. Step 5: Solve for x
    x = 7,307,889,157.50/127,082.24
  6. Step 6: Final answer
    x = 57,505.20

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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.