Home / 90,466.64-124,858.90-50,193.38

Finding the Fourth Proportional to 90,466.64, 124,858.90 and 50,193.38

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Solution

The fourth proportional to 90,466.64, 124,858.90 and 50,193.38 is: 69,275.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,466.64 : 124,858.90 = 50,193.38 : x
  2. Step 2: Convert to fraction form
    90,466.64/124,858.90 = 50,193.38/x
  3. Step 3: Cross multiply
    90,466.64x = 124,858.90 × 50,193.38
  4. Step 4: Simplify right side
    90,466.64x = 6,267,090,214.08
  5. Step 5: Solve for x
    x = 6,267,090,214.08/90,466.64
  6. Step 6: Final answer
    x = 69,275.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.