Home / 116,289.60-174,434.40-63,803.20

Finding the Fourth Proportional to 116,289.60, 174,434.40 and 63,803.20

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Solution

The fourth proportional to 116,289.60, 174,434.40 and 63,803.20 is: 95,704.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,289.60 : 174,434.40 = 63,803.20 : x
  2. Step 2: Convert to fraction form
    116,289.60/174,434.40 = 63,803.20/x
  3. Step 3: Cross multiply
    116,289.60x = 174,434.40 × 63,803.20
  4. Step 4: Simplify right side
    116,289.60x = 11,129,472,910.08
  5. Step 5: Solve for x
    x = 11,129,472,910.08/116,289.60
  6. Step 6: Final answer
    x = 95,704.80

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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.