Home / 115,713.72-173,536.55-49,153.32

Finding the Fourth Proportional to 115,713.72, 173,536.55 and 49,153.32

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Solution

The fourth proportional to 115,713.72, 173,536.55 and 49,153.32 is: 73,715.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,713.72 : 173,536.55 = 49,153.32 : x
  2. Step 2: Convert to fraction form
    115,713.72/173,536.55 = 49,153.32/x
  3. Step 3: Cross multiply
    115,713.72x = 173,536.55 × 49,153.32
  4. Step 4: Simplify right side
    115,713.72x = 8,529,897,328.08
  5. Step 5: Solve for x
    x = 8,529,897,328.08/115,713.72
  6. Step 6: Final answer
    x = 73,715.52

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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.