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Finding the Fourth Proportional to 214,037.01, 321,058.65 and 101,728.69

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Solution

The fourth proportional to 214,037.01, 321,058.65 and 101,728.69 is: 152,594.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,037.01 : 321,058.65 = 101,728.69 : x
  2. Step 2: Convert to fraction form
    214,037.01/321,058.65 = 101,728.69/x
  3. Step 3: Cross multiply
    214,037.01x = 321,058.65 × 101,728.69
  4. Step 4: Simplify right side
    214,037.01x = 32,660,875,265.76
  5. Step 5: Solve for x
    x = 32,660,875,265.76/214,037.01
  6. Step 6: Final answer
    x = 152,594.52

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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.