Home / 115,633.16-173,434.24-31,399.03

Finding the Fourth Proportional to 115,633.16, 173,434.24 and 31,399.03

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Solution

The fourth proportional to 115,633.16, 173,434.24 and 31,399.03 is: 47,094.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,633.16 : 173,434.24 = 31,399.03 : x
  2. Step 2: Convert to fraction form
    115,633.16/173,434.24 = 31,399.03/x
  3. Step 3: Cross multiply
    115,633.16x = 173,434.24 × 31,399.03
  4. Step 4: Simplify right side
    115,633.16x = 5,445,666,904.79
  5. Step 5: Solve for x
    x = 5,445,666,904.79/115,633.16
  6. Step 6: Final answer
    x = 47,094.34

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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.