Home / 104,992.21-144,889.95-57,246.37

Finding the Fourth Proportional to 104,992.21, 144,889.95 and 57,246.37

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Solution

The fourth proportional to 104,992.21, 144,889.95 and 57,246.37 is: 79,000.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,992.21 : 144,889.95 = 57,246.37 : x
  2. Step 2: Convert to fraction form
    104,992.21/144,889.95 = 57,246.37/x
  3. Step 3: Cross multiply
    104,992.21x = 144,889.95 × 57,246.37
  4. Step 4: Simplify right side
    104,992.21x = 8,294,423,686.98
  5. Step 5: Solve for x
    x = 8,294,423,686.98/104,992.21
  6. Step 6: Final answer
    x = 79,000.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.