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Finding the Fourth Proportional to 170,465.14, 255,697.50 and 45,806.14

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Solution

The fourth proportional to 170,465.14, 255,697.50 and 45,806.14 is: 68,709.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,465.14 : 255,697.50 = 45,806.14 : x
  2. Step 2: Convert to fraction form
    170,465.14/255,697.50 = 45,806.14/x
  3. Step 3: Cross multiply
    170,465.14x = 255,697.50 × 45,806.14
  4. Step 4: Simplify right side
    170,465.14x = 11,712,515,482.65
  5. Step 5: Solve for x
    x = 11,712,515,482.65/170,465.14
  6. Step 6: Final answer
    x = 68,709.15

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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.