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Finding the Fourth Proportional to 234,681.60, 352,022.40 and 141,369.60

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Solution

The fourth proportional to 234,681.60, 352,022.40 and 141,369.60 is: 212,054.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,681.60 : 352,022.40 = 141,369.60 : x
  2. Step 2: Convert to fraction form
    234,681.60/352,022.40 = 141,369.60/x
  3. Step 3: Cross multiply
    234,681.60x = 352,022.40 × 141,369.60
  4. Step 4: Simplify right side
    234,681.60x = 49,765,265,879.04
  5. Step 5: Solve for x
    x = 49,765,265,879.04/234,681.60
  6. Step 6: Final answer
    x = 212,054.40

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1.5x scale

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.