Home / 157,606.22-217,496.63-101,017.59

Finding the Fourth Proportional to 157,606.22, 217,496.63 and 101,017.59

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Solution

The fourth proportional to 157,606.22, 217,496.63 and 101,017.59 is: 139,404.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,606.22 : 217,496.63 = 101,017.59 : x
  2. Step 2: Convert to fraction form
    157,606.22/217,496.63 = 101,017.59/x
  3. Step 3: Cross multiply
    157,606.22x = 217,496.63 × 101,017.59
  4. Step 4: Simplify right side
    157,606.22x = 21,970,985,395.72
  5. Step 5: Solve for x
    x = 21,970,985,395.72/157,606.22
  6. Step 6: Final answer
    x = 139,404.30

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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.