Home / 199,142.40-274,818.94-114,267.36

Finding the Fourth Proportional to 199,142.40, 274,818.94 and 114,267.36

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Solution

The fourth proportional to 199,142.40, 274,818.94 and 114,267.36 is: 157,690.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,142.40 : 274,818.94 = 114,267.36 : x
  2. Step 2: Convert to fraction form
    199,142.40/274,818.94 = 114,267.36/x
  3. Step 3: Cross multiply
    199,142.40x = 274,818.94 × 114,267.36
  4. Step 4: Simplify right side
    199,142.40x = 31,402,834,751.80
  5. Step 5: Solve for x
    x = 31,402,834,751.80/199,142.40
  6. Step 6: Final answer
    x = 157,690.35

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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.