Home / 148,064.54-204,328.45-80,081.59

Finding the Fourth Proportional to 148,064.54, 204,328.45 and 80,081.59

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Solution

The fourth proportional to 148,064.54, 204,328.45 and 80,081.59 is: 110,512.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,064.54 : 204,328.45 = 80,081.59 : x
  2. Step 2: Convert to fraction form
    148,064.54/204,328.45 = 80,081.59/x
  3. Step 3: Cross multiply
    148,064.54x = 204,328.45 × 80,081.59
  4. Step 4: Simplify right side
    148,064.54x = 16,362,947,158.24
  5. Step 5: Solve for x
    x = 16,362,947,158.24/148,064.54
  6. Step 6: Final answer
    x = 110,512.26

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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.