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Finding the Fourth Proportional to 235,267.55, 352,702.89 and 102,047.46

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Solution

The fourth proportional to 235,267.55, 352,702.89 and 102,047.46 is: 152,985.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,267.55 : 352,702.89 = 102,047.46 : x
  2. Step 2: Convert to fraction form
    235,267.55/352,702.89 = 102,047.46/x
  3. Step 3: Cross multiply
    235,267.55x = 352,702.89 × 102,047.46
  4. Step 4: Simplify right side
    235,267.55x = 35,992,434,059.16
  5. Step 5: Solve for x
    x = 35,992,434,059.16/235,267.55
  6. Step 6: Final answer
    x = 152,985.12

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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.