Home / 214,633.80-321,953.67-64,875.33

Finding the Fourth Proportional to 214,633.80, 321,953.67 and 64,875.33

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Solution

The fourth proportional to 214,633.80, 321,953.67 and 64,875.33 is: 97,313.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,633.80 : 321,953.67 = 64,875.33 : x
  2. Step 2: Convert to fraction form
    214,633.80/321,953.67 = 64,875.33/x
  3. Step 3: Cross multiply
    214,633.80x = 321,953.67 × 64,875.33
  4. Step 4: Simplify right side
    214,633.80x = 20,886,850,585.96
  5. Step 5: Solve for x
    x = 20,886,850,585.96/214,633.80
  6. Step 6: Final answer
    x = 97,313.89

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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.