Home / 185,322.13-255,771.98-117,345.42

Finding the Fourth Proportional to 185,322.13, 255,771.98 and 117,345.42

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Solution

The fourth proportional to 185,322.13, 255,771.98 and 117,345.42 is: 161,954.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,322.13 : 255,771.98 = 117,345.42 : x
  2. Step 2: Convert to fraction form
    185,322.13/255,771.98 = 117,345.42/x
  3. Step 3: Cross multiply
    185,322.13x = 255,771.98 × 117,345.42
  4. Step 4: Simplify right side
    185,322.13x = 30,013,670,417.33
  5. Step 5: Solve for x
    x = 30,013,670,417.33/185,322.13
  6. Step 6: Final answer
    x = 161,954.05

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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.