Home / 103,078.26-154,615.32-32,957.55

Finding the Fourth Proportional to 103,078.26, 154,615.32 and 32,957.55

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Solution

The fourth proportional to 103,078.26, 154,615.32 and 32,957.55 is: 49,435.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,078.26 : 154,615.32 = 32,957.55 : x
  2. Step 2: Convert to fraction form
    103,078.26/154,615.32 = 32,957.55/x
  3. Step 3: Cross multiply
    103,078.26x = 154,615.32 × 32,957.55
  4. Step 4: Simplify right side
    103,078.26x = 5,095,742,139.67
  5. Step 5: Solve for x
    x = 5,095,742,139.67/103,078.26
  6. Step 6: Final answer
    x = 49,435.66

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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.