Home / 113,289.40-169,934.10-96,376.60

Finding the Fourth Proportional to 113,289.40, 169,934.10 and 96,376.60

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Solution

The fourth proportional to 113,289.40, 169,934.10 and 96,376.60 is: 144,564.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,289.40 : 169,934.10 = 96,376.60 : x
  2. Step 2: Convert to fraction form
    113,289.40/169,934.10 = 96,376.60/x
  3. Step 3: Cross multiply
    113,289.40x = 169,934.10 × 96,376.60
  4. Step 4: Simplify right side
    113,289.40x = 16,377,670,782.06
  5. Step 5: Solve for x
    x = 16,377,670,782.06/113,289.40
  6. Step 6: Final answer
    x = 144,564.90

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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.