Home / 113,536.28-156,684.88-63,235.28

Finding the Fourth Proportional to 113,536.28, 156,684.88 and 63,235.28

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Solution

The fourth proportional to 113,536.28, 156,684.88 and 63,235.28 is: 87,267.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,536.28 : 156,684.88 = 63,235.28 : x
  2. Step 2: Convert to fraction form
    113,536.28/156,684.88 = 63,235.28/x
  3. Step 3: Cross multiply
    113,536.28x = 156,684.88 × 63,235.28
  4. Step 4: Simplify right side
    113,536.28x = 9,908,012,258.57
  5. Step 5: Solve for x
    x = 9,908,012,258.57/113,536.28
  6. Step 6: Final answer
    x = 87,267.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.