Home / 228,110.02-314,781.44-131,317.05

Finding the Fourth Proportional to 228,110.02, 314,781.44 and 131,317.05

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Solution

The fourth proportional to 228,110.02, 314,781.44 and 131,317.05 is: 181,211.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,110.02 : 314,781.44 = 131,317.05 : x
  2. Step 2: Convert to fraction form
    228,110.02/314,781.44 = 131,317.05/x
  3. Step 3: Cross multiply
    228,110.02x = 314,781.44 × 131,317.05
  4. Step 4: Simplify right side
    228,110.02x = 41,336,169,587.41
  5. Step 5: Solve for x
    x = 41,336,169,587.41/228,110.02
  6. Step 6: Final answer
    x = 181,211.54

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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.