Home / 236,884.95-355,346.07-79,113.96

Finding the Fourth Proportional to 236,884.95, 355,346.07 and 79,113.96

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Solution

The fourth proportional to 236,884.95, 355,346.07 and 79,113.96 is: 118,677.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,884.95 : 355,346.07 = 79,113.96 : x
  2. Step 2: Convert to fraction form
    236,884.95/355,346.07 = 79,113.96/x
  3. Step 3: Cross multiply
    236,884.95x = 355,346.07 × 79,113.96
  4. Step 4: Simplify right side
    236,884.95x = 28,112,834,768.14
  5. Step 5: Solve for x
    x = 28,112,834,768.14/236,884.95
  6. Step 6: Final answer
    x = 118,677.17

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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.