Home / 104,932.37-144,802.45-57,184.70

Finding the Fourth Proportional to 104,932.37, 144,802.45 and 57,184.70

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Solution

The fourth proportional to 104,932.37, 144,802.45 and 57,184.70 is: 78,912.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,932.37 : 144,802.45 = 57,184.70 : x
  2. Step 2: Convert to fraction form
    104,932.37/144,802.45 = 57,184.70/x
  3. Step 3: Cross multiply
    104,932.37x = 144,802.45 × 57,184.70
  4. Step 4: Simplify right side
    104,932.37x = 8,280,484,662.52
  5. Step 5: Solve for x
    x = 8,280,484,662.52/104,932.37
  6. Step 6: Final answer
    x = 78,912.59

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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.