Home / 89,149.98-133,551.63-49,587.15

Finding the Fourth Proportional to 89,149.98, 133,551.63 and 49,587.15

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Solution

The fourth proportional to 89,149.98, 133,551.63 and 49,587.15 is: 74,284.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,149.98 : 133,551.63 = 49,587.15 : x
  2. Step 2: Convert to fraction form
    89,149.98/133,551.63 = 49,587.15/x
  3. Step 3: Cross multiply
    89,149.98x = 133,551.63 × 49,587.15
  4. Step 4: Simplify right side
    89,149.98x = 6,622,444,709.55
  5. Step 5: Solve for x
    x = 6,622,444,709.55/89,149.98
  6. Step 6: Final answer
    x = 74,284.31

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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.