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Finding the Fourth Proportional to 235,069.60, 352,690.80 and 94,842.40

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Solution

The fourth proportional to 235,069.60, 352,690.80 and 94,842.40 is: 142,298.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,069.60 : 352,690.80 = 94,842.40 : x
  2. Step 2: Convert to fraction form
    235,069.60/352,690.80 = 94,842.40/x
  3. Step 3: Cross multiply
    235,069.60x = 352,690.80 × 94,842.40
  4. Step 4: Simplify right side
    235,069.60x = 33,450,041,929.92
  5. Step 5: Solve for x
    x = 33,450,041,929.92/235,069.60
  6. Step 6: Final answer
    x = 142,298.46

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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.