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Finding the Fourth Proportional to 213,984.88, 295,300.56 and 118,497.76

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Solution

The fourth proportional to 213,984.88, 295,300.56 and 118,497.76 is: 163,527.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,984.88 : 295,300.56 = 118,497.76 : x
  2. Step 2: Convert to fraction form
    213,984.88/295,300.56 = 118,497.76/x
  3. Step 3: Cross multiply
    213,984.88x = 295,300.56 × 118,497.76
  4. Step 4: Simplify right side
    213,984.88x = 34,992,454,886.75
  5. Step 5: Solve for x
    x = 34,992,454,886.75/213,984.88
  6. Step 6: Final answer
    x = 163,527.70

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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.