Home / 122,472.85-183,709.91-38,225.95

Finding the Fourth Proportional to 122,472.85, 183,709.91 and 38,225.95

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Solution

The fourth proportional to 122,472.85, 183,709.91 and 38,225.95 is: 57,339.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,472.85 : 183,709.91 = 38,225.95 : x
  2. Step 2: Convert to fraction form
    122,472.85/183,709.91 = 38,225.95/x
  3. Step 3: Cross multiply
    122,472.85x = 183,709.91 × 38,225.95
  4. Step 4: Simplify right side
    122,472.85x = 7,022,485,834.16
  5. Step 5: Solve for x
    x = 7,022,485,834.16/122,472.85
  6. Step 6: Final answer
    x = 57,339.13

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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.