Home / 211,204.33-291,741.47-157,395.93

Finding the Fourth Proportional to 211,204.33, 291,741.47 and 157,395.93

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Solution

The fourth proportional to 211,204.33, 291,741.47 and 157,395.93 is: 217,414.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,204.33 : 291,741.47 = 157,395.93 : x
  2. Step 2: Convert to fraction form
    211,204.33/291,741.47 = 157,395.93/x
  3. Step 3: Cross multiply
    211,204.33x = 291,741.47 × 157,395.93
  4. Step 4: Simplify right side
    211,204.33x = 45,918,919,990.22
  5. Step 5: Solve for x
    x = 45,918,919,990.22/211,204.33
  6. Step 6: Final answer
    x = 217,414.67

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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.