Home / 108,784.52-163,194.06-46,455.56

Finding the Fourth Proportional to 108,784.52, 163,194.06 and 46,455.56

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Solution

The fourth proportional to 108,784.52, 163,194.06 and 46,455.56 is: 69,690.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,784.52 : 163,194.06 = 46,455.56 : x
  2. Step 2: Convert to fraction form
    108,784.52/163,194.06 = 46,455.56/x
  3. Step 3: Cross multiply
    108,784.52x = 163,194.06 × 46,455.56
  4. Step 4: Simplify right side
    108,784.52x = 7,581,271,445.97
  5. Step 5: Solve for x
    x = 7,581,271,445.97/108,784.52
  6. Step 6: Final answer
    x = 69,690.72

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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.