Home / 212,272.03-293,056.28-140,748.76

Finding the Fourth Proportional to 212,272.03, 293,056.28 and 140,748.76

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Solution

The fourth proportional to 212,272.03, 293,056.28 and 140,748.76 is: 194,313.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,272.03 : 293,056.28 = 140,748.76 : x
  2. Step 2: Convert to fraction form
    212,272.03/293,056.28 = 140,748.76/x
  3. Step 3: Cross multiply
    212,272.03x = 293,056.28 × 140,748.76
  4. Step 4: Simplify right side
    212,272.03x = 41,247,308,020.21
  5. Step 5: Solve for x
    x = 41,247,308,020.21/212,272.03
  6. Step 6: Final answer
    x = 194,313.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.