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Finding the Fourth Proportional to 169,944.72, 254,925.72 and 64,744.08

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Solution

The fourth proportional to 169,944.72, 254,925.72 and 64,744.08 is: 97,119.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,944.72 : 254,925.72 = 64,744.08 : x
  2. Step 2: Convert to fraction form
    169,944.72/254,925.72 = 64,744.08/x
  3. Step 3: Cross multiply
    169,944.72x = 254,925.72 × 64,744.08
  4. Step 4: Simplify right side
    169,944.72x = 16,504,931,209.74
  5. Step 5: Solve for x
    x = 16,504,931,209.74/169,944.72
  6. Step 6: Final answer
    x = 97,119.41

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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.