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Finding the Fourth Proportional to 235,017.60, 352,756.80 and 116,822.40

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Solution

The fourth proportional to 235,017.60, 352,756.80 and 116,822.40 is: 175,348.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,017.60 : 352,756.80 = 116,822.40 : x
  2. Step 2: Convert to fraction form
    235,017.60/352,756.80 = 116,822.40/x
  3. Step 3: Cross multiply
    235,017.60x = 352,756.80 × 116,822.40
  4. Step 4: Simplify right side
    235,017.60x = 41,209,895,992.32
  5. Step 5: Solve for x
    x = 41,209,895,992.32/235,017.60
  6. Step 6: Final answer
    x = 175,348.13

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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.