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Finding the Fourth Proportional to 192,187.55, 265,124.48 and 124,262.77

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Solution

The fourth proportional to 192,187.55, 265,124.48 and 124,262.77 is: 171,421.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,187.55 : 265,124.48 = 124,262.77 : x
  2. Step 2: Convert to fraction form
    192,187.55/265,124.48 = 124,262.77/x
  3. Step 3: Cross multiply
    192,187.55x = 265,124.48 × 124,262.77
  4. Step 4: Simplify right side
    192,187.55x = 32,945,101,927.46
  5. Step 5: Solve for x
    x = 32,945,101,927.46/192,187.55
  6. Step 6: Final answer
    x = 171,421.63

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1.5x scale

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.