Home / 211,218.02-314,942.96-187,746.02

Finding the Fourth Proportional to 211,218.02, 314,942.96 and 187,746.02

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Solution

The fourth proportional to 211,218.02, 314,942.96 and 187,746.02 is: 279,944.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,218.02 : 314,942.96 = 187,746.02 : x
  2. Step 2: Convert to fraction form
    211,218.02/314,942.96 = 187,746.02/x
  3. Step 3: Cross multiply
    211,218.02x = 314,942.96 × 187,746.02
  4. Step 4: Simplify right side
    211,218.02x = 59,129,284,753.57
  5. Step 5: Solve for x
    x = 59,129,284,753.57/211,218.02
  6. Step 6: Final answer
    x = 279,944.33

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.