Home / 142,095.87-196,006.23-84,696.94

Finding the Fourth Proportional to 142,095.87, 196,006.23 and 84,696.94

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Solution

The fourth proportional to 142,095.87, 196,006.23 and 84,696.94 is: 116,830.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,095.87 : 196,006.23 = 84,696.94 : x
  2. Step 2: Convert to fraction form
    142,095.87/196,006.23 = 84,696.94/x
  3. Step 3: Cross multiply
    142,095.87x = 196,006.23 × 84,696.94
  4. Step 4: Simplify right side
    142,095.87x = 16,601,128,146.94
  5. Step 5: Solve for x
    x = 16,601,128,146.94/142,095.87
  6. Step 6: Final answer
    x = 116,830.48

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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.