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Finding the Fourth Proportional to 230,903.84, 346,465.41 and 159,935.69

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Solution

The fourth proportional to 230,903.84, 346,465.41 and 159,935.69 is: 239,979.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,903.84 : 346,465.41 = 159,935.69 : x
  2. Step 2: Convert to fraction form
    230,903.84/346,465.41 = 159,935.69/x
  3. Step 3: Cross multiply
    230,903.84x = 346,465.41 × 159,935.69
  4. Step 4: Simplify right side
    230,903.84x = 55,412,184,826.00
  5. Step 5: Solve for x
    x = 55,412,184,826.00/230,903.84
  6. Step 6: Final answer
    x = 239,979.49

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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.