Home / 134,489.64-201,715.38-45,730.29

Finding the Fourth Proportional to 134,489.64, 201,715.38 and 45,730.29

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Solution

The fourth proportional to 134,489.64, 201,715.38 and 45,730.29 is: 68,588.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,489.64 : 201,715.38 = 45,730.29 : x
  2. Step 2: Convert to fraction form
    134,489.64/201,715.38 = 45,730.29/x
  3. Step 3: Cross multiply
    134,489.64x = 201,715.38 × 45,730.29
  4. Step 4: Simplify right side
    134,489.64x = 9,224,502,824.86
  5. Step 5: Solve for x
    x = 9,224,502,824.86/134,489.64
  6. Step 6: Final answer
    x = 68,588.95

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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.