Home / 105,022.64-157,481.40-34,877.36

Finding the Fourth Proportional to 105,022.64, 157,481.40 and 34,877.36

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Solution

The fourth proportional to 105,022.64, 157,481.40 and 34,877.36 is: 52,298.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,022.64 : 157,481.40 = 34,877.36 : x
  2. Step 2: Convert to fraction form
    105,022.64/157,481.40 = 34,877.36/x
  3. Step 3: Cross multiply
    105,022.64x = 157,481.40 × 34,877.36
  4. Step 4: Simplify right side
    105,022.64x = 5,492,535,481.10
  5. Step 5: Solve for x
    x = 5,492,535,481.10/105,022.64
  6. Step 6: Final answer
    x = 52,298.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.