Home / 161,515.62-242,258.58-43,182.72

Finding the Fourth Proportional to 161,515.62, 242,258.58 and 43,182.72

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Solution

The fourth proportional to 161,515.62, 242,258.58 and 43,182.72 is: 64,770.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,515.62 : 242,258.58 = 43,182.72 : x
  2. Step 2: Convert to fraction form
    161,515.62/242,258.58 = 43,182.72/x
  3. Step 3: Cross multiply
    161,515.62x = 242,258.58 × 43,182.72
  4. Step 4: Simplify right side
    161,515.62x = 10,461,384,427.74
  5. Step 5: Solve for x
    x = 10,461,384,427.74/161,515.62
  6. Step 6: Final answer
    x = 64,770.11

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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.