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Finding the Fourth Proportional to 182,972.70, 274,459.05 and 149,730.30

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Solution

The fourth proportional to 182,972.70, 274,459.05 and 149,730.30 is: 224,595.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,972.70 : 274,459.05 = 149,730.30 : x
  2. Step 2: Convert to fraction form
    182,972.70/274,459.05 = 149,730.30/x
  3. Step 3: Cross multiply
    182,972.70x = 274,459.05 × 149,730.30
  4. Step 4: Simplify right side
    182,972.70x = 41,094,835,894.22
  5. Step 5: Solve for x
    x = 41,094,835,894.22/182,972.70
  6. Step 6: Final answer
    x = 224,595.45

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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.