Home / 217,226.51-299,666.06-188,505.86

Finding the Fourth Proportional to 217,226.51, 299,666.06 and 188,505.86

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Solution

The fourth proportional to 217,226.51, 299,666.06 and 188,505.86 is: 260,045.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,226.51 : 299,666.06 = 188,505.86 : x
  2. Step 2: Convert to fraction form
    217,226.51/299,666.06 = 188,505.86/x
  3. Step 3: Cross multiply
    217,226.51x = 299,666.06 × 188,505.86
  4. Step 4: Simplify right side
    217,226.51x = 56,488,807,410.58
  5. Step 5: Solve for x
    x = 56,488,807,410.58/217,226.51
  6. Step 6: Final answer
    x = 260,045.64

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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.