Home / 46,346.05-64,010.10-31,212.42

Finding the Fourth Proportional to 46,346.05, 64,010.10 and 31,212.42

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Solution

The fourth proportional to 46,346.05, 64,010.10 and 31,212.42 is: 43,108.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,346.05 : 64,010.10 = 31,212.42 : x
  2. Step 2: Convert to fraction form
    46,346.05/64,010.10 = 31,212.42/x
  3. Step 3: Cross multiply
    46,346.05x = 64,010.10 × 31,212.42
  4. Step 4: Simplify right side
    46,346.05x = 1,997,910,125.44
  5. Step 5: Solve for x
    x = 1,997,910,125.44/46,346.05
  6. Step 6: Final answer
    x = 43,108.53

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1.5x scale

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.