Home / 157,596.84-236,439-87,525.36

Finding the Fourth Proportional to 157,596.84, 236,439 and 87,525.36

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Solution

The fourth proportional to 157,596.84, 236,439 and 87,525.36 is: 131,312.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,596.84 : 236,439 = 87,525.36 : x
  2. Step 2: Convert to fraction form
    157,596.84/236,439 = 87,525.36/x
  3. Step 3: Cross multiply
    157,596.84x = 236,439 × 87,525.36
  4. Step 4: Simplify right side
    157,596.84x = 20,694,408,593.04
  5. Step 5: Solve for x
    x = 20,694,408,593.04/157,596.84
  6. Step 6: Final answer
    x = 131,312.33

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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.