Home / 236,811.75-355,392.95-112,153.11

Finding the Fourth Proportional to 236,811.75, 355,392.95 and 112,153.11

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Solution

The fourth proportional to 236,811.75, 355,392.95 and 112,153.11 is: 168,312.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,811.75 : 355,392.95 = 112,153.11 : x
  2. Step 2: Convert to fraction form
    236,811.75/355,392.95 = 112,153.11/x
  3. Step 3: Cross multiply
    236,811.75x = 355,392.95 × 112,153.11
  4. Step 4: Simplify right side
    236,811.75x = 39,858,424,053.81
  5. Step 5: Solve for x
    x = 39,858,424,053.81/236,811.75
  6. Step 6: Final answer
    x = 168,312.70

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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.