Home / 160,135.57-220,977.48-88,511.32

Finding the Fourth Proportional to 160,135.57, 220,977.48 and 88,511.32

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Solution

The fourth proportional to 160,135.57, 220,977.48 and 88,511.32 is: 122,140.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,135.57 : 220,977.48 = 88,511.32 : x
  2. Step 2: Convert to fraction form
    160,135.57/220,977.48 = 88,511.32/x
  3. Step 3: Cross multiply
    160,135.57x = 220,977.48 × 88,511.32
  4. Step 4: Simplify right side
    160,135.57x = 19,559,008,445.07
  5. Step 5: Solve for x
    x = 19,559,008,445.07/160,135.57
  6. Step 6: Final answer
    x = 122,140.31

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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.