Home / 332,068.36-498,100.83-129,685

Finding the Fourth Proportional to 332,068.36, 498,100.83 and 129,685

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Solution

The fourth proportional to 332,068.36, 498,100.83 and 129,685 is: 194,526.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,068.36 : 498,100.83 = 129,685 : x
  2. Step 2: Convert to fraction form
    332,068.36/498,100.83 = 129,685/x
  3. Step 3: Cross multiply
    332,068.36x = 498,100.83 × 129,685
  4. Step 4: Simplify right side
    332,068.36x = 64,596,206,138.55
  5. Step 5: Solve for x
    x = 64,596,206,138.55/332,068.36
  6. Step 6: Final answer
    x = 194,526.83

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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.