Home / 108,520.54-163,030.96-104,036.60

Finding the Fourth Proportional to 108,520.54, 163,030.96 and 104,036.60

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Solution

The fourth proportional to 108,520.54, 163,030.96 and 104,036.60 is: 156,294.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,520.54 : 163,030.96 = 104,036.60 : x
  2. Step 2: Convert to fraction form
    108,520.54/163,030.96 = 104,036.60/x
  3. Step 3: Cross multiply
    108,520.54x = 163,030.96 × 104,036.60
  4. Step 4: Simplify right side
    108,520.54x = 16,961,186,773.14
  5. Step 5: Solve for x
    x = 16,961,186,773.14/108,520.54
  6. Step 6: Final answer
    x = 156,294.71

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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.