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Finding the Fourth Proportional to 230,874.70, 346,312.05 and 125,898.70

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Solution

The fourth proportional to 230,874.70, 346,312.05 and 125,898.70 is: 188,848.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,874.70 : 346,312.05 = 125,898.70 : x
  2. Step 2: Convert to fraction form
    230,874.70/346,312.05 = 125,898.70/x
  3. Step 3: Cross multiply
    230,874.70x = 346,312.05 × 125,898.70
  4. Step 4: Simplify right side
    230,874.70x = 43,600,236,889.34
  5. Step 5: Solve for x
    x = 43,600,236,889.34/230,874.70
  6. Step 6: Final answer
    x = 188,848.05

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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.