Home / 179,181.77-268,938.95-90,497.57

Finding the Fourth Proportional to 179,181.77, 268,938.95 and 90,497.57

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Solution

The fourth proportional to 179,181.77, 268,938.95 and 90,497.57 is: 135,830.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,181.77 : 268,938.95 = 90,497.57 : x
  2. Step 2: Convert to fraction form
    179,181.77/268,938.95 = 90,497.57/x
  3. Step 3: Cross multiply
    179,181.77x = 268,938.95 × 90,497.57
  4. Step 4: Simplify right side
    179,181.77x = 24,338,319,656.17
  5. Step 5: Solve for x
    x = 24,338,319,656.17/179,181.77
  6. Step 6: Final answer
    x = 135,830.34

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1.5x scale

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.