Home / 215,722.08-323,583.13-65,962.35

Finding the Fourth Proportional to 215,722.08, 323,583.13 and 65,962.35

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Solution

The fourth proportional to 215,722.08, 323,583.13 and 65,962.35 is: 98,943.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,722.08 : 323,583.13 = 65,962.35 : x
  2. Step 2: Convert to fraction form
    215,722.08/323,583.13 = 65,962.35/x
  3. Step 3: Cross multiply
    215,722.08x = 323,583.13 × 65,962.35
  4. Step 4: Simplify right side
    215,722.08x = 21,344,303,675.16
  5. Step 5: Solve for x
    x = 21,344,303,675.16/215,722.08
  6. Step 6: Final answer
    x = 98,943.53

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Similar ratio
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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.