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Finding the Fourth Proportional to 166,403.94, 249,647.88 and 46,460.78

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Solution

The fourth proportional to 166,403.94, 249,647.88 and 46,460.78 is: 69,702.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,403.94 : 249,647.88 = 46,460.78 : x
  2. Step 2: Convert to fraction form
    166,403.94/249,647.88 = 46,460.78/x
  3. Step 3: Cross multiply
    166,403.94x = 249,647.88 × 46,460.78
  4. Step 4: Simplify right side
    166,403.94x = 11,598,835,230.15
  5. Step 5: Solve for x
    x = 11,598,835,230.15/166,403.94
  6. Step 6: Final answer
    x = 69,702.89

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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.