Home / 124,542.56-171,867.83-70,827.51

Finding the Fourth Proportional to 124,542.56, 171,867.83 and 70,827.51

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Solution

The fourth proportional to 124,542.56, 171,867.83 and 70,827.51 is: 97,741.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,542.56 : 171,867.83 = 70,827.51 : x
  2. Step 2: Convert to fraction form
    124,542.56/171,867.83 = 70,827.51/x
  3. Step 3: Cross multiply
    124,542.56x = 171,867.83 × 70,827.51
  4. Step 4: Simplify right side
    124,542.56x = 12,172,970,738.37
  5. Step 5: Solve for x
    x = 12,172,970,738.37/124,542.56
  6. Step 6: Final answer
    x = 97,741.45

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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.