Home / 61,058.37-84,218.48-42,947.51

Finding the Fourth Proportional to 61,058.37, 84,218.48 and 42,947.51

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Solution

The fourth proportional to 61,058.37, 84,218.48 and 42,947.51 is: 59,237.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,058.37 : 84,218.48 = 42,947.51 : x
  2. Step 2: Convert to fraction form
    61,058.37/84,218.48 = 42,947.51/x
  3. Step 3: Cross multiply
    61,058.37x = 84,218.48 × 42,947.51
  4. Step 4: Simplify right side
    61,058.37x = 3,616,973,698.26
  5. Step 5: Solve for x
    x = 3,616,973,698.26/61,058.37
  6. Step 6: Final answer
    x = 59,237.97

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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.