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Finding the Fourth Proportional to 166,070.01, 249,119.01 and 52,243.95

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Solution

The fourth proportional to 166,070.01, 249,119.01 and 52,243.95 is: 78,370.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,070.01 : 249,119.01 = 52,243.95 : x
  2. Step 2: Convert to fraction form
    166,070.01/249,119.01 = 52,243.95/x
  3. Step 3: Cross multiply
    166,070.01x = 249,119.01 × 52,243.95
  4. Step 4: Simplify right side
    166,070.01x = 13,014,961,102.49
  5. Step 5: Solve for x
    x = 13,014,961,102.49/166,070.01
  6. Step 6: Final answer
    x = 78,370.33

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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.