Home / 90,922.42-136,416.48-46,570.06

Finding the Fourth Proportional to 90,922.42, 136,416.48 and 46,570.06

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Solution

The fourth proportional to 90,922.42, 136,416.48 and 46,570.06 is: 69,871.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,922.42 : 136,416.48 = 46,570.06 : x
  2. Step 2: Convert to fraction form
    90,922.42/136,416.48 = 46,570.06/x
  3. Step 3: Cross multiply
    90,922.42x = 136,416.48 × 46,570.06
  4. Step 4: Simplify right side
    90,922.42x = 6,352,923,658.59
  5. Step 5: Solve for x
    x = 6,352,923,658.59/90,922.42
  6. Step 6: Final answer
    x = 69,871.92

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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.