Home / 104,646.87-157,012.22-38,091.60

Finding the Fourth Proportional to 104,646.87, 157,012.22 and 38,091.60

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Solution

The fourth proportional to 104,646.87, 157,012.22 and 38,091.60 is: 57,152.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,646.87 : 157,012.22 = 38,091.60 : x
  2. Step 2: Convert to fraction form
    104,646.87/157,012.22 = 38,091.60/x
  3. Step 3: Cross multiply
    104,646.87x = 157,012.22 × 38,091.60
  4. Step 4: Simplify right side
    104,646.87x = 5,980,846,774.58
  5. Step 5: Solve for x
    x = 5,980,846,774.58/104,646.87
  6. Step 6: Final answer
    x = 57,152.66

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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.