Home / 275,764.08-380,595.57-168,396.36

Finding the Fourth Proportional to 275,764.08, 380,595.57 and 168,396.36

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Solution

The fourth proportional to 275,764.08, 380,595.57 and 168,396.36 is: 232,412.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,764.08 : 380,595.57 = 168,396.36 : x
  2. Step 2: Convert to fraction form
    275,764.08/380,595.57 = 168,396.36/x
  3. Step 3: Cross multiply
    275,764.08x = 380,595.57 × 168,396.36
  4. Step 4: Simplify right side
    275,764.08x = 64,090,908,620.13
  5. Step 5: Solve for x
    x = 64,090,908,620.13/275,764.08
  6. Step 6: Final answer
    x = 232,412.10

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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.