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Finding the Fourth Proportional to 171,362.76, 257,044.14 and 46,722.12

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Solution

The fourth proportional to 171,362.76, 257,044.14 and 46,722.12 is: 70,083.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,362.76 : 257,044.14 = 46,722.12 : x
  2. Step 2: Convert to fraction form
    171,362.76/257,044.14 = 46,722.12/x
  3. Step 3: Cross multiply
    171,362.76x = 257,044.14 × 46,722.12
  4. Step 4: Simplify right side
    171,362.76x = 12,009,647,154.38
  5. Step 5: Solve for x
    x = 12,009,647,154.38/171,362.76
  6. Step 6: Final answer
    x = 70,083.18

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1.5x scale

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.