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Finding the Fourth Proportional to 213,675.92, 294,852.93 and 118,180.56

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Solution

The fourth proportional to 213,675.92, 294,852.93 and 118,180.56 is: 163,078.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,675.92 : 294,852.93 = 118,180.56 : x
  2. Step 2: Convert to fraction form
    213,675.92/294,852.93 = 118,180.56/x
  3. Step 3: Cross multiply
    213,675.92x = 294,852.93 × 118,180.56
  4. Step 4: Simplify right side
    213,675.92x = 34,845,884,385.04
  5. Step 5: Solve for x
    x = 34,845,884,385.04/213,675.92
  6. Step 6: Final answer
    x = 163,078.20

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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.