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Finding the Fourth Proportional to 232,323, 320,644.62 and 131,779.32

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Solution

The fourth proportional to 232,323, 320,644.62 and 131,779.32 is: 181,877.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,323 : 320,644.62 = 131,779.32 : x
  2. Step 2: Convert to fraction form
    232,323/320,644.62 = 131,779.32/x
  3. Step 3: Cross multiply
    232,323x = 320,644.62 × 131,779.32
  4. Step 4: Simplify right side
    232,323x = 42,254,329,985.26
  5. Step 5: Solve for x
    x = 42,254,329,985.26/232,323
  6. Step 6: Final answer
    x = 181,877.52

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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.