Home / 163,475.78-245,216.75-45,150.26

Finding the Fourth Proportional to 163,475.78, 245,216.75 and 45,150.26

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Solution

The fourth proportional to 163,475.78, 245,216.75 and 45,150.26 is: 67,726.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,475.78 : 245,216.75 = 45,150.26 : x
  2. Step 2: Convert to fraction form
    163,475.78/245,216.75 = 45,150.26/x
  3. Step 3: Cross multiply
    163,475.78x = 245,216.75 × 45,150.26
  4. Step 4: Simplify right side
    163,475.78x = 11,071,598,567.02
  5. Step 5: Solve for x
    x = 11,071,598,567.02/163,475.78
  6. Step 6: Final answer
    x = 67,726.23

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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.