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Finding the Fourth Proportional to 90,200.06, 124,374.19 and 67,466.19

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Solution

The fourth proportional to 90,200.06, 124,374.19 and 67,466.19 is: 93,027.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,200.06 : 124,374.19 = 67,466.19 : x
  2. Step 2: Convert to fraction form
    90,200.06/124,374.19 = 67,466.19/x
  3. Step 3: Cross multiply
    90,200.06x = 124,374.19 × 67,466.19
  4. Step 4: Simplify right side
    90,200.06x = 8,391,052,733.64
  5. Step 5: Solve for x
    x = 8,391,052,733.64/90,200.06
  6. Step 6: Final answer
    x = 93,027.13

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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.