Home / 91,017.33-136,504.12-46,621.23

Finding the Fourth Proportional to 91,017.33, 136,504.12 and 46,621.23

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Solution

The fourth proportional to 91,017.33, 136,504.12 and 46,621.23 is: 69,920.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,017.33 : 136,504.12 = 46,621.23 : x
  2. Step 2: Convert to fraction form
    91,017.33/136,504.12 = 46,621.23/x
  3. Step 3: Cross multiply
    91,017.33x = 136,504.12 × 46,621.23
  4. Step 4: Simplify right side
    91,017.33x = 6,363,989,974.47
  5. Step 5: Solve for x
    x = 6,363,989,974.47/91,017.33
  6. Step 6: Final answer
    x = 69,920.64

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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.