Home / 134,278.43-201,417.64-63,156.85

Finding the Fourth Proportional to 134,278.43, 201,417.64 and 63,156.85

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Solution

The fourth proportional to 134,278.43, 201,417.64 and 63,156.85 is: 94,735.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,278.43 : 201,417.64 = 63,156.85 : x
  2. Step 2: Convert to fraction form
    134,278.43/201,417.64 = 63,156.85/x
  3. Step 3: Cross multiply
    134,278.43x = 201,417.64 × 63,156.85
  4. Step 4: Simplify right side
    134,278.43x = 12,720,903,015.40
  5. Step 5: Solve for x
    x = 12,720,903,015.40/134,278.43
  6. Step 6: Final answer
    x = 94,735.27

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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.