Home / 113,479.40-170,219.10-96,566.60

Finding the Fourth Proportional to 113,479.40, 170,219.10 and 96,566.60

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Solution

The fourth proportional to 113,479.40, 170,219.10 and 96,566.60 is: 144,849.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,479.40 : 170,219.10 = 96,566.60 : x
  2. Step 2: Convert to fraction form
    113,479.40/170,219.10 = 96,566.60/x
  3. Step 3: Cross multiply
    113,479.40x = 170,219.10 × 96,566.60
  4. Step 4: Simplify right side
    113,479.40x = 16,437,479,742.06
  5. Step 5: Solve for x
    x = 16,437,479,742.06/113,479.40
  6. Step 6: Final answer
    x = 144,849.90

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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.