Home / 125,601.34-173,329.59-68,240.86

Finding the Fourth Proportional to 125,601.34, 173,329.59 and 68,240.86

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Solution

The fourth proportional to 125,601.34, 173,329.59 and 68,240.86 is: 94,172.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,601.34 : 173,329.59 = 68,240.86 : x
  2. Step 2: Convert to fraction form
    125,601.34/173,329.59 = 68,240.86/x
  3. Step 3: Cross multiply
    125,601.34x = 173,329.59 × 68,240.86
  4. Step 4: Simplify right side
    125,601.34x = 11,828,160,285.05
  5. Step 5: Solve for x
    x = 11,828,160,285.05/125,601.34
  6. Step 6: Final answer
    x = 94,172.25

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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.