Home / 216,001.22-298,088.84-117,889.82

Finding the Fourth Proportional to 216,001.22, 298,088.84 and 117,889.82

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Solution

The fourth proportional to 216,001.22, 298,088.84 and 117,889.82 is: 162,691.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,001.22 : 298,088.84 = 117,889.82 : x
  2. Step 2: Convert to fraction form
    216,001.22/298,088.84 = 117,889.82/x
  3. Step 3: Cross multiply
    216,001.22x = 298,088.84 × 117,889.82
  4. Step 4: Simplify right side
    216,001.22x = 35,141,637,611.72
  5. Step 5: Solve for x
    x = 35,141,637,611.72/216,001.22
  6. Step 6: Final answer
    x = 162,691.85

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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.