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Finding the Fourth Proportional to 230,848.74, 346,010.64 and 97,645.86

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Solution

The fourth proportional to 230,848.74, 346,010.64 and 97,645.86 is: 146,357.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,848.74 : 346,010.64 = 97,645.86 : x
  2. Step 2: Convert to fraction form
    230,848.74/346,010.64 = 97,645.86/x
  3. Step 3: Cross multiply
    230,848.74x = 346,010.64 × 97,645.86
  4. Step 4: Simplify right side
    230,848.74x = 33,786,506,511.95
  5. Step 5: Solve for x
    x = 33,786,506,511.95/230,848.74
  6. Step 6: Final answer
    x = 146,357.77

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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.