Home / 145,093.14-216,461.50-137,245.86

Finding the Fourth Proportional to 145,093.14, 216,461.50 and 137,245.86

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Solution

The fourth proportional to 145,093.14, 216,461.50 and 137,245.86 is: 204,754.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,093.14 : 216,461.50 = 137,245.86 : x
  2. Step 2: Convert to fraction form
    145,093.14/216,461.50 = 137,245.86/x
  3. Step 3: Cross multiply
    145,093.14x = 216,461.50 × 137,245.86
  4. Step 4: Simplify right side
    145,093.14x = 29,708,444,381.28
  5. Step 5: Solve for x
    x = 29,708,444,381.28/145,093.14
  6. Step 6: Final answer
    x = 204,754.30

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.