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Finding the Fourth Proportional to 134,783.20, 202,174.80 and 95,384.80

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Solution

The fourth proportional to 134,783.20, 202,174.80 and 95,384.80 is: 143,077.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,783.20 : 202,174.80 = 95,384.80 : x
  2. Step 2: Convert to fraction form
    134,783.20/202,174.80 = 95,384.80/x
  3. Step 3: Cross multiply
    134,783.20x = 202,174.80 × 95,384.80
  4. Step 4: Simplify right side
    134,783.20x = 19,284,402,863.04
  5. Step 5: Solve for x
    x = 19,284,402,863.04/134,783.20
  6. Step 6: Final answer
    x = 143,077.20

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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.