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Finding the Fourth Proportional to 185,303.03, 255,745.60 and 117,326.32

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Solution

The fourth proportional to 185,303.03, 255,745.60 and 117,326.32 is: 161,927.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,303.03 : 255,745.60 = 117,326.32 : x
  2. Step 2: Convert to fraction form
    185,303.03/255,745.60 = 117,326.32/x
  3. Step 3: Cross multiply
    185,303.03x = 255,745.60 × 117,326.32
  4. Step 4: Simplify right side
    185,303.03x = 30,005,689,171.51
  5. Step 5: Solve for x
    x = 30,005,689,171.51/185,303.03
  6. Step 6: Final answer
    x = 161,927.68

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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.