Home / 142,416.48-213,437.88-104,800.44

Finding the Fourth Proportional to 142,416.48, 213,437.88 and 104,800.44

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Solution

The fourth proportional to 142,416.48, 213,437.88 and 104,800.44 is: 157,063.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,416.48 : 213,437.88 = 104,800.44 : x
  2. Step 2: Convert to fraction form
    142,416.48/213,437.88 = 104,800.44/x
  3. Step 3: Cross multiply
    142,416.48x = 213,437.88 × 104,800.44
  4. Step 4: Simplify right side
    142,416.48x = 22,368,383,736.67
  5. Step 5: Solve for x
    x = 22,368,383,736.67/142,416.48
  6. Step 6: Final answer
    x = 157,063.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.