Home / 77,952.06-107,574.83-47,316.30

Finding the Fourth Proportional to 77,952.06, 107,574.83 and 47,316.30

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Solution

The fourth proportional to 77,952.06, 107,574.83 and 47,316.30 is: 65,297.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,952.06 : 107,574.83 = 47,316.30 : x
  2. Step 2: Convert to fraction form
    77,952.06/107,574.83 = 47,316.30/x
  3. Step 3: Cross multiply
    77,952.06x = 107,574.83 × 47,316.30
  4. Step 4: Simplify right side
    77,952.06x = 5,090,042,692.15
  5. Step 5: Solve for x
    x = 5,090,042,692.15/77,952.06
  6. Step 6: Final answer
    x = 65,297.09

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Similar ratio
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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.