Home / 119,270.12-164,594.05-64,822.31

Finding the Fourth Proportional to 119,270.12, 164,594.05 and 64,822.31

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Solution

The fourth proportional to 119,270.12, 164,594.05 and 64,822.31 is: 89,455.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,270.12 : 164,594.05 = 64,822.31 : x
  2. Step 2: Convert to fraction form
    119,270.12/164,594.05 = 64,822.31/x
  3. Step 3: Cross multiply
    119,270.12x = 164,594.05 × 64,822.31
  4. Step 4: Simplify right side
    119,270.12x = 10,669,365,548.23
  5. Step 5: Solve for x
    x = 10,669,365,548.23/119,270.12
  6. Step 6: Final answer
    x = 89,455.48

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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.