Home / 104,927.48-144,801.60-57,180.86

Finding the Fourth Proportional to 104,927.48, 144,801.60 and 57,180.86

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Solution

The fourth proportional to 104,927.48, 144,801.60 and 57,180.86 is: 78,910.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,927.48 : 144,801.60 = 57,180.86 : x
  2. Step 2: Convert to fraction form
    104,927.48/144,801.60 = 57,180.86/x
  3. Step 3: Cross multiply
    104,927.48x = 144,801.60 × 57,180.86
  4. Step 4: Simplify right side
    104,927.48x = 8,279,880,017.38
  5. Step 5: Solve for x
    x = 8,279,880,017.38/104,927.48
  6. Step 6: Final answer
    x = 78,910.50

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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.