Home / 251,058.56-346,288.86-160,374.26

Finding the Fourth Proportional to 251,058.56, 346,288.86 and 160,374.26

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Solution

The fourth proportional to 251,058.56, 346,288.86 and 160,374.26 is: 221,206.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,058.56 : 346,288.86 = 160,374.26 : x
  2. Step 2: Convert to fraction form
    251,058.56/346,288.86 = 160,374.26/x
  3. Step 3: Cross multiply
    251,058.56x = 346,288.86 × 160,374.26
  4. Step 4: Simplify right side
    251,058.56x = 55,535,820,534.47
  5. Step 5: Solve for x
    x = 55,535,820,534.47/251,058.56
  6. Step 6: Final answer
    x = 221,206.64

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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.