Home / 199,145.60-274,922.50-134,953.96

Finding the Fourth Proportional to 199,145.60, 274,922.50 and 134,953.96

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Solution

The fourth proportional to 199,145.60, 274,922.50 and 134,953.96 is: 186,305.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,145.60 : 274,922.50 = 134,953.96 : x
  2. Step 2: Convert to fraction form
    199,145.60/274,922.50 = 134,953.96/x
  3. Step 3: Cross multiply
    199,145.60x = 274,922.50 × 134,953.96
  4. Step 4: Simplify right side
    199,145.60x = 37,101,880,068.10
  5. Step 5: Solve for x
    x = 37,101,880,068.10/199,145.60
  6. Step 6: Final answer
    x = 186,305.30

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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.