Home / 219,679.32-303,149.34-119,075.16

Finding the Fourth Proportional to 219,679.32, 303,149.34 and 119,075.16

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Solution

The fourth proportional to 219,679.32, 303,149.34 and 119,075.16 is: 164,319.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,679.32 : 303,149.34 = 119,075.16 : x
  2. Step 2: Convert to fraction form
    219,679.32/303,149.34 = 119,075.16/x
  3. Step 3: Cross multiply
    219,679.32x = 303,149.34 × 119,075.16
  4. Step 4: Simplify right side
    219,679.32x = 36,097,556,164.39
  5. Step 5: Solve for x
    x = 36,097,556,164.39/219,679.32
  6. Step 6: Final answer
    x = 164,319.32

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1.5x scale

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.