Home / 119,331.96-164,688.60-65,626.44

Finding the Fourth Proportional to 119,331.96, 164,688.60 and 65,626.44

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Solution

The fourth proportional to 119,331.96, 164,688.60 and 65,626.44 is: 90,570.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,331.96 : 164,688.60 = 65,626.44 : x
  2. Step 2: Convert to fraction form
    119,331.96/164,688.60 = 65,626.44/x
  3. Step 3: Cross multiply
    119,331.96x = 164,688.60 × 65,626.44
  4. Step 4: Simplify right side
    119,331.96x = 10,807,926,526.58
  5. Step 5: Solve for x
    x = 10,807,926,526.58/119,331.96
  6. Step 6: Final answer
    x = 90,570.26

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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.