Home / 179,307.32-268,999.56-89,399

Finding the Fourth Proportional to 179,307.32, 268,999.56 and 89,399

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Solution

The fourth proportional to 179,307.32, 268,999.56 and 89,399 is: 134,117.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,307.32 : 268,999.56 = 89,399 : x
  2. Step 2: Convert to fraction form
    179,307.32/268,999.56 = 89,399/x
  3. Step 3: Cross multiply
    179,307.32x = 268,999.56 × 89,399
  4. Step 4: Simplify right side
    179,307.32x = 24,048,291,664.44
  5. Step 5: Solve for x
    x = 24,048,291,664.44/179,307.32
  6. Step 6: Final answer
    x = 134,117.74

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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.