Home / 134,520.65-201,814.13-39,750.35

Finding the Fourth Proportional to 134,520.65, 201,814.13 and 39,750.35

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Solution

The fourth proportional to 134,520.65, 201,814.13 and 39,750.35 is: 59,635.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,520.65 : 201,814.13 = 39,750.35 : x
  2. Step 2: Convert to fraction form
    134,520.65/201,814.13 = 39,750.35/x
  3. Step 3: Cross multiply
    134,520.65x = 201,814.13 × 39,750.35
  4. Step 4: Simplify right side
    134,520.65x = 8,022,181,392.75
  5. Step 5: Solve for x
    x = 8,022,181,392.75/134,520.65
  6. Step 6: Final answer
    x = 59,635.32

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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.