Home / 170,730.40-256,095.60-64,114.15

Finding the Fourth Proportional to 170,730.40, 256,095.60 and 64,114.15

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Solution

The fourth proportional to 170,730.40, 256,095.60 and 64,114.15 is: 96,171.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,730.40 : 256,095.60 = 64,114.15 : x
  2. Step 2: Convert to fraction form
    170,730.40/256,095.60 = 64,114.15/x
  3. Step 3: Cross multiply
    170,730.40x = 256,095.60 × 64,114.15
  4. Step 4: Simplify right side
    170,730.40x = 16,419,351,712.74
  5. Step 5: Solve for x
    x = 16,419,351,712.74/170,730.40
  6. Step 6: Final answer
    x = 96,171.23

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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.