Home / 109,946.93-151,718.38-61,537.77

Finding the Fourth Proportional to 109,946.93, 151,718.38 and 61,537.77

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Solution

The fourth proportional to 109,946.93, 151,718.38 and 61,537.77 is: 84,917.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,946.93 : 151,718.38 = 61,537.77 : x
  2. Step 2: Convert to fraction form
    109,946.93/151,718.38 = 61,537.77/x
  3. Step 3: Cross multiply
    109,946.93x = 151,718.38 × 61,537.77
  4. Step 4: Simplify right side
    109,946.93x = 9,336,410,261.85
  5. Step 5: Solve for x
    x = 9,336,410,261.85/109,946.93
  6. Step 6: Final answer
    x = 84,917.43

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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.