Home / 212,514.64-318,697.54-62,715.26

Finding the Fourth Proportional to 212,514.64, 318,697.54 and 62,715.26

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Solution

The fourth proportional to 212,514.64, 318,697.54 and 62,715.26 is: 94,050.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,514.64 : 318,697.54 = 62,715.26 : x
  2. Step 2: Convert to fraction form
    212,514.64/318,697.54 = 62,715.26/x
  3. Step 3: Cross multiply
    212,514.64x = 318,697.54 × 62,715.26
  4. Step 4: Simplify right side
    212,514.64x = 19,987,199,722.42
  5. Step 5: Solve for x
    x = 19,987,199,722.42/212,514.64
  6. Step 6: Final answer
    x = 94,050.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.