Home / 210,008.55-289,682.96-134,425.83

Finding the Fourth Proportional to 210,008.55, 289,682.96 and 134,425.83

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Solution

The fourth proportional to 210,008.55, 289,682.96 and 134,425.83 is: 185,425.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,008.55 : 289,682.96 = 134,425.83 : x
  2. Step 2: Convert to fraction form
    210,008.55/289,682.96 = 134,425.83/x
  3. Step 3: Cross multiply
    210,008.55x = 289,682.96 × 134,425.83
  4. Step 4: Simplify right side
    210,008.55x = 38,940,871,662.73
  5. Step 5: Solve for x
    x = 38,940,871,662.73/210,008.55
  6. Step 6: Final answer
    x = 185,425.17

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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.