Home / 173,309.40-259,988.86-53,376.52

Finding the Fourth Proportional to 173,309.40, 259,988.86 and 53,376.52

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Solution

The fourth proportional to 173,309.40, 259,988.86 and 53,376.52 is: 80,072.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,309.40 : 259,988.86 = 53,376.52 : x
  2. Step 2: Convert to fraction form
    173,309.40/259,988.86 = 53,376.52/x
  3. Step 3: Cross multiply
    173,309.40x = 259,988.86 × 53,376.52
  4. Step 4: Simplify right side
    173,309.40x = 13,877,300,585.57
  5. Step 5: Solve for x
    x = 13,877,300,585.57/173,309.40
  6. Step 6: Final answer
    x = 80,072.41

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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.