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Finding the Fourth Proportional to 112,262.69, 168,420.95 and 37,383.48

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Solution

The fourth proportional to 112,262.69, 168,420.95 and 37,383.48 is: 56,084.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,262.69 : 168,420.95 = 37,383.48 : x
  2. Step 2: Convert to fraction form
    112,262.69/168,420.95 = 37,383.48/x
  3. Step 3: Cross multiply
    112,262.69x = 168,420.95 × 37,383.48
  4. Step 4: Simplify right side
    112,262.69x = 6,296,161,169.18
  5. Step 5: Solve for x
    x = 6,296,161,169.18/112,262.69
  6. Step 6: Final answer
    x = 56,084.18

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1.5x scale

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.