Home / 134,776.41-202,288.76-68,262.86

Finding the Fourth Proportional to 134,776.41, 202,288.76 and 68,262.86

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Solution

The fourth proportional to 134,776.41, 202,288.76 and 68,262.86 is: 102,457.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,776.41 : 202,288.76 = 68,262.86 : x
  2. Step 2: Convert to fraction form
    134,776.41/202,288.76 = 68,262.86/x
  3. Step 3: Cross multiply
    134,776.41x = 202,288.76 × 68,262.86
  4. Step 4: Simplify right side
    134,776.41x = 13,808,807,950.70
  5. Step 5: Solve for x
    x = 13,808,807,950.70/134,776.41
  6. Step 6: Final answer
    x = 102,457.16

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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.