Home / 165,477.28-228,367.50-93,880.32

Finding the Fourth Proportional to 165,477.28, 228,367.50 and 93,880.32

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Solution

The fourth proportional to 165,477.28, 228,367.50 and 93,880.32 is: 129,559.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,477.28 : 228,367.50 = 93,880.32 : x
  2. Step 2: Convert to fraction form
    165,477.28/228,367.50 = 93,880.32/x
  3. Step 3: Cross multiply
    165,477.28x = 228,367.50 × 93,880.32
  4. Step 4: Simplify right side
    165,477.28x = 21,439,213,977.60
  5. Step 5: Solve for x
    x = 21,439,213,977.60/165,477.28
  6. Step 6: Final answer
    x = 129,559.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.