Home / 275,790.06-380,578.23-168,539.58

Finding the Fourth Proportional to 275,790.06, 380,578.23 and 168,539.58

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Solution

The fourth proportional to 275,790.06, 380,578.23 and 168,539.58 is: 232,577.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,790.06 : 380,578.23 = 168,539.58 : x
  2. Step 2: Convert to fraction form
    275,790.06/380,578.23 = 168,539.58/x
  3. Step 3: Cross multiply
    275,790.06x = 380,578.23 × 168,539.58
  4. Step 4: Simplify right side
    275,790.06x = 64,142,495,041.34
  5. Step 5: Solve for x
    x = 64,142,495,041.34/275,790.06
  6. Step 6: Final answer
    x = 232,577.25

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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.