Home / 113,459.28-170,188.92-113,295.30

Finding the Fourth Proportional to 113,459.28, 170,188.92 and 113,295.30

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Solution

The fourth proportional to 113,459.28, 170,188.92 and 113,295.30 is: 169,942.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,459.28 : 170,188.92 = 113,295.30 : x
  2. Step 2: Convert to fraction form
    113,459.28/170,188.92 = 113,295.30/x
  3. Step 3: Cross multiply
    113,459.28x = 170,188.92 × 113,295.30
  4. Step 4: Simplify right side
    113,459.28x = 19,281,604,748.08
  5. Step 5: Solve for x
    x = 19,281,604,748.08/113,459.28
  6. Step 6: Final answer
    x = 169,942.95

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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.