Home / 432,935.53-649,474.37-133,416.16

Finding the Fourth Proportional to 432,935.53, 649,474.37 and 133,416.16

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Solution

The fourth proportional to 432,935.53, 649,474.37 and 133,416.16 is: 200,146.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,935.53 : 649,474.37 = 133,416.16 : x
  2. Step 2: Convert to fraction form
    432,935.53/649,474.37 = 133,416.16/x
  3. Step 3: Cross multiply
    432,935.53x = 649,474.37 × 133,416.16
  4. Step 4: Simplify right side
    432,935.53x = 86,650,372,549.37
  5. Step 5: Solve for x
    x = 86,650,372,549.37/432,935.53
  6. Step 6: Final answer
    x = 200,146.14

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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.