Home / 207,867.54-286,967.43-160,015.98

Finding the Fourth Proportional to 207,867.54, 286,967.43 and 160,015.98

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Solution

The fourth proportional to 207,867.54, 286,967.43 and 160,015.98 is: 220,906.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,867.54 : 286,967.43 = 160,015.98 : x
  2. Step 2: Convert to fraction form
    207,867.54/286,967.43 = 160,015.98/x
  3. Step 3: Cross multiply
    207,867.54x = 286,967.43 × 160,015.98
  4. Step 4: Simplify right side
    207,867.54x = 45,919,374,539.53
  5. Step 5: Solve for x
    x = 45,919,374,539.53/207,867.54
  6. Step 6: Final answer
    x = 220,906.90

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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.