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Finding the Fourth Proportional to 373,258.56, 559,888.27 and 92,775.81

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Solution

The fourth proportional to 373,258.56, 559,888.27 and 92,775.81 is: 139,163.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,258.56 : 559,888.27 = 92,775.81 : x
  2. Step 2: Convert to fraction form
    373,258.56/559,888.27 = 92,775.81/x
  3. Step 3: Cross multiply
    373,258.56x = 559,888.27 × 92,775.81
  4. Step 4: Simplify right side
    373,258.56x = 51,944,087,758.75
  5. Step 5: Solve for x
    x = 51,944,087,758.75/373,258.56
  6. Step 6: Final answer
    x = 139,163.82

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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.