Home / 75,460.16-104,137.10-41,928.32

Finding the Fourth Proportional to 75,460.16, 104,137.10 and 41,928.32

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Solution

The fourth proportional to 75,460.16, 104,137.10 and 41,928.32 is: 57,862.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,460.16 : 104,137.10 = 41,928.32 : x
  2. Step 2: Convert to fraction form
    75,460.16/104,137.10 = 41,928.32/x
  3. Step 3: Cross multiply
    75,460.16x = 104,137.10 × 41,928.32
  4. Step 4: Simplify right side
    75,460.16x = 4,366,292,922.34
  5. Step 5: Solve for x
    x = 4,366,292,922.34/75,460.16
  6. Step 6: Final answer
    x = 57,862.23

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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.