Home / 134,489.10-201,733.65-45,842.70

Finding the Fourth Proportional to 134,489.10, 201,733.65 and 45,842.70

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Solution

The fourth proportional to 134,489.10, 201,733.65 and 45,842.70 is: 68,764.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,489.10 : 201,733.65 = 45,842.70 : x
  2. Step 2: Convert to fraction form
    134,489.10/201,733.65 = 45,842.70/x
  3. Step 3: Cross multiply
    134,489.10x = 201,733.65 × 45,842.70
  4. Step 4: Simplify right side
    134,489.10x = 9,248,015,196.86
  5. Step 5: Solve for x
    x = 9,248,015,196.86/134,489.10
  6. Step 6: Final answer
    x = 68,764.05

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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.