Home / 97,061.06-133,944.18-54,619.62

Finding the Fourth Proportional to 97,061.06, 133,944.18 and 54,619.62

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Solution

The fourth proportional to 97,061.06, 133,944.18 and 54,619.62 is: 75,375.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,061.06 : 133,944.18 = 54,619.62 : x
  2. Step 2: Convert to fraction form
    97,061.06/133,944.18 = 54,619.62/x
  3. Step 3: Cross multiply
    97,061.06x = 133,944.18 × 54,619.62
  4. Step 4: Simplify right side
    97,061.06x = 7,315,980,212.81
  5. Step 5: Solve for x
    x = 7,315,980,212.81/97,061.06
  6. Step 6: Final answer
    x = 75,375.03

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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.