Home / 182,160.79-251,370.02-100,484.12

Finding the Fourth Proportional to 182,160.79, 251,370.02 and 100,484.12

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Solution

The fourth proportional to 182,160.79, 251,370.02 and 100,484.12 is: 138,661.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,160.79 : 251,370.02 = 100,484.12 : x
  2. Step 2: Convert to fraction form
    182,160.79/251,370.02 = 100,484.12/x
  3. Step 3: Cross multiply
    182,160.79x = 251,370.02 × 100,484.12
  4. Step 4: Simplify right side
    182,160.79x = 25,258,696,133.72
  5. Step 5: Solve for x
    x = 25,258,696,133.72/182,160.79
  6. Step 6: Final answer
    x = 138,661.54

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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.