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Finding the Fourth Proportional to 202,848.40, 304,272.60 and 118,867.60

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Solution

The fourth proportional to 202,848.40, 304,272.60 and 118,867.60 is: 178,301.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,848.40 : 304,272.60 = 118,867.60 : x
  2. Step 2: Convert to fraction form
    202,848.40/304,272.60 = 118,867.60/x
  3. Step 3: Cross multiply
    202,848.40x = 304,272.60 × 118,867.60
  4. Step 4: Simplify right side
    202,848.40x = 36,168,153,707.76
  5. Step 5: Solve for x
    x = 36,168,153,707.76/202,848.40
  6. Step 6: Final answer
    x = 178,301.40

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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.