Home / 142,677.40-214,103.58-63,858.28

Finding the Fourth Proportional to 142,677.40, 214,103.58 and 63,858.28

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Solution

The fourth proportional to 142,677.40, 214,103.58 and 63,858.28 is: 95,826.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,677.40 : 214,103.58 = 63,858.28 : x
  2. Step 2: Convert to fraction form
    142,677.40/214,103.58 = 63,858.28/x
  3. Step 3: Cross multiply
    142,677.40x = 214,103.58 × 63,858.28
  4. Step 4: Simplify right side
    142,677.40x = 13,672,286,360.64
  5. Step 5: Solve for x
    x = 13,672,286,360.64/142,677.40
  6. Step 6: Final answer
    x = 95,826.57

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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.