Home / 213,684.08-320,432.56-101,396.27

Finding the Fourth Proportional to 213,684.08, 320,432.56 and 101,396.27

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Solution

The fourth proportional to 213,684.08, 320,432.56 and 101,396.27 is: 152,050.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,684.08 : 320,432.56 = 101,396.27 : x
  2. Step 2: Convert to fraction form
    213,684.08/320,432.56 = 101,396.27/x
  3. Step 3: Cross multiply
    213,684.08x = 320,432.56 × 101,396.27
  4. Step 4: Simplify right side
    213,684.08x = 32,490,666,918.14
  5. Step 5: Solve for x
    x = 32,490,666,918.14/213,684.08
  6. Step 6: Final answer
    x = 152,050.02

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1.5x scale

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.