Home / 91,383.42-136,933.75-63,358.23

Finding the Fourth Proportional to 91,383.42, 136,933.75 and 63,358.23

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Solution

The fourth proportional to 91,383.42, 136,933.75 and 63,358.23 is: 94,939.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,383.42 : 136,933.75 = 63,358.23 : x
  2. Step 2: Convert to fraction form
    91,383.42/136,933.75 = 63,358.23/x
  3. Step 3: Cross multiply
    91,383.42x = 136,933.75 × 63,358.23
  4. Step 4: Simplify right side
    91,383.42x = 8,675,880,027.26
  5. Step 5: Solve for x
    x = 8,675,880,027.26/91,383.42
  6. Step 6: Final answer
    x = 94,939.32

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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.