Home / 90,797.08-136,323.24-46,455.64

Finding the Fourth Proportional to 90,797.08, 136,323.24 and 46,455.64

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Solution

The fourth proportional to 90,797.08, 136,323.24 and 46,455.64 is: 69,748.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,797.08 : 136,323.24 = 46,455.64 : x
  2. Step 2: Convert to fraction form
    90,797.08/136,323.24 = 46,455.64/x
  3. Step 3: Cross multiply
    90,797.08x = 136,323.24 × 46,455.64
  4. Step 4: Simplify right side
    90,797.08x = 6,332,983,361.07
  5. Step 5: Solve for x
    x = 6,332,983,361.07/90,797.08
  6. Step 6: Final answer
    x = 69,748.76

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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.