Home / 117,110.13-175,557.54-42,211.95

Finding the Fourth Proportional to 117,110.13, 175,557.54 and 42,211.95

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Solution

The fourth proportional to 117,110.13, 175,557.54 and 42,211.95 is: 63,279.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,110.13 : 175,557.54 = 42,211.95 : x
  2. Step 2: Convert to fraction form
    117,110.13/175,557.54 = 42,211.95/x
  3. Step 3: Cross multiply
    117,110.13x = 175,557.54 × 42,211.95
  4. Step 4: Simplify right side
    117,110.13x = 7,410,626,100.60
  5. Step 5: Solve for x
    x = 7,410,626,100.60/117,110.13
  6. Step 6: Final answer
    x = 63,279.12

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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.