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Finding the Fourth Proportional to 213,873.84, 295,133.04 and 118,374.84

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Solution

The fourth proportional to 213,873.84, 295,133.04 and 118,374.84 is: 163,350.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,873.84 : 295,133.04 = 118,374.84 : x
  2. Step 2: Convert to fraction form
    213,873.84/295,133.04 = 118,374.84/x
  3. Step 3: Cross multiply
    213,873.84x = 295,133.04 × 118,374.84
  4. Step 4: Simplify right side
    213,873.84x = 34,936,326,388.71
  5. Step 5: Solve for x
    x = 34,936,326,388.71/213,873.84
  6. Step 6: Final answer
    x = 163,350.16

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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.