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Finding the Fourth Proportional to 113,367.30, 170,050.95 and 95,871.30

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Solution

The fourth proportional to 113,367.30, 170,050.95 and 95,871.30 is: 143,806.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,367.30 : 170,050.95 = 95,871.30 : x
  2. Step 2: Convert to fraction form
    113,367.30/170,050.95 = 95,871.30/x
  3. Step 3: Cross multiply
    113,367.30x = 170,050.95 × 95,871.30
  4. Step 4: Simplify right side
    113,367.30x = 16,303,005,642.74
  5. Step 5: Solve for x
    x = 16,303,005,642.74/113,367.30
  6. Step 6: Final answer
    x = 143,806.95

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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.