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Finding the Fourth Proportional to 151,114.60, 226,412.70 and 72,058.60

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Solution

The fourth proportional to 151,114.60, 226,412.70 and 72,058.60 is: 107,964.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,114.60 : 226,412.70 = 72,058.60 : x
  2. Step 2: Convert to fraction form
    151,114.60/226,412.70 = 72,058.60/x
  3. Step 3: Cross multiply
    151,114.60x = 226,412.70 × 72,058.60
  4. Step 4: Simplify right side
    151,114.60x = 16,314,982,184.22
  5. Step 5: Solve for x
    x = 16,314,982,184.22/151,114.60
  6. Step 6: Final answer
    x = 107,964.30

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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.