Home / 179,106.06-268,437.64-90,384.94

Finding the Fourth Proportional to 179,106.06, 268,437.64 and 90,384.94

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Solution

The fourth proportional to 179,106.06, 268,437.64 and 90,384.94 is: 135,465.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,106.06 : 268,437.64 = 90,384.94 : x
  2. Step 2: Convert to fraction form
    179,106.06/268,437.64 = 90,384.94/x
  3. Step 3: Cross multiply
    179,106.06x = 268,437.64 × 90,384.94
  4. Step 4: Simplify right side
    179,106.06x = 24,262,719,985.14
  5. Step 5: Solve for x
    x = 24,262,719,985.14/179,106.06
  6. Step 6: Final answer
    x = 135,465.66

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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.