Home / 68,128.83-93,937.36-46,628.95

Finding the Fourth Proportional to 68,128.83, 93,937.36 and 46,628.95

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Solution

The fourth proportional to 68,128.83, 93,937.36 and 46,628.95 is: 64,292.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,128.83 : 93,937.36 = 46,628.95 : x
  2. Step 2: Convert to fraction form
    68,128.83/93,937.36 = 46,628.95/x
  3. Step 3: Cross multiply
    68,128.83x = 93,937.36 × 46,628.95
  4. Step 4: Simplify right side
    68,128.83x = 4,380,200,462.57
  5. Step 5: Solve for x
    x = 4,380,200,462.57/68,128.83
  6. Step 6: Final answer
    x = 64,292.91

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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.