Home / 97,774.48-146,664.25-31,214.56

Finding the Fourth Proportional to 97,774.48, 146,664.25 and 31,214.56

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Solution

The fourth proportional to 97,774.48, 146,664.25 and 31,214.56 is: 46,822.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,774.48 : 146,664.25 = 31,214.56 : x
  2. Step 2: Convert to fraction form
    97,774.48/146,664.25 = 31,214.56/x
  3. Step 3: Cross multiply
    97,774.48x = 146,664.25 × 31,214.56
  4. Step 4: Simplify right side
    97,774.48x = 4,578,059,298.16
  5. Step 5: Solve for x
    x = 4,578,059,298.16/97,774.48
  6. Step 6: Final answer
    x = 46,822.64

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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.