Home / 151,251.40-226,898.70-51,416.20

Finding the Fourth Proportional to 151,251.40, 226,898.70 and 51,416.20

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Solution

The fourth proportional to 151,251.40, 226,898.70 and 51,416.20 is: 77,131.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,251.40 : 226,898.70 = 51,416.20 : x
  2. Step 2: Convert to fraction form
    151,251.40/226,898.70 = 51,416.20/x
  3. Step 3: Cross multiply
    151,251.40x = 226,898.70 × 51,416.20
  4. Step 4: Simplify right side
    151,251.40x = 11,666,268,938.94
  5. Step 5: Solve for x
    x = 11,666,268,938.94/151,251.40
  6. Step 6: Final answer
    x = 77,131.64

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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.