Home / 107,172.51-160,794.78-75,184.92

Finding the Fourth Proportional to 107,172.51, 160,794.78 and 75,184.92

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Solution

The fourth proportional to 107,172.51, 160,794.78 and 75,184.92 is: 112,802.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,172.51 : 160,794.78 = 75,184.92 : x
  2. Step 2: Convert to fraction form
    107,172.51/160,794.78 = 75,184.92/x
  3. Step 3: Cross multiply
    107,172.51x = 160,794.78 × 75,184.92
  4. Step 4: Simplify right side
    107,172.51x = 12,089,342,670.72
  5. Step 5: Solve for x
    x = 12,089,342,670.72/107,172.51
  6. Step 6: Final answer
    x = 112,802.65

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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.