Home / 81,017.10-121,525.65-46,025.10

Finding the Fourth Proportional to 81,017.10, 121,525.65 and 46,025.10

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Solution

The fourth proportional to 81,017.10, 121,525.65 and 46,025.10 is: 69,037.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,017.10 : 121,525.65 = 46,025.10 : x
  2. Step 2: Convert to fraction form
    81,017.10/121,525.65 = 46,025.10/x
  3. Step 3: Cross multiply
    81,017.10x = 121,525.65 × 46,025.10
  4. Step 4: Simplify right side
    81,017.10x = 5,593,230,193.82
  5. Step 5: Solve for x
    x = 5,593,230,193.82/81,017.10
  6. Step 6: Final answer
    x = 69,037.65

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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.