Home / 142,097.87-196,008.99-84,698.95

Finding the Fourth Proportional to 142,097.87, 196,008.99 and 84,698.95

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Solution

The fourth proportional to 142,097.87, 196,008.99 and 84,698.95 is: 116,833.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,097.87 : 196,008.99 = 84,698.95 : x
  2. Step 2: Convert to fraction form
    142,097.87/196,008.99 = 84,698.95/x
  3. Step 3: Cross multiply
    142,097.87x = 196,008.99 × 84,698.95
  4. Step 4: Simplify right side
    142,097.87x = 16,601,754,663.52
  5. Step 5: Solve for x
    x = 16,601,754,663.52/142,097.87
  6. Step 6: Final answer
    x = 116,833.24

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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.