Home / 134,056.96-200,704.64-102,430.08

Finding the Fourth Proportional to 134,056.96, 200,704.64 and 102,430.08

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Solution

The fourth proportional to 134,056.96, 200,704.64 and 102,430.08 is: 153,354.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,056.96 : 200,704.64 = 102,430.08 : x
  2. Step 2: Convert to fraction form
    134,056.96/200,704.64 = 102,430.08/x
  3. Step 3: Cross multiply
    134,056.96x = 200,704.64 × 102,430.08
  4. Step 4: Simplify right side
    134,056.96x = 20,558,192,331.57
  5. Step 5: Solve for x
    x = 20,558,192,331.57/134,056.96
  6. Step 6: Final answer
    x = 153,354.16

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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.