Home / 124,784.21-187,207.86-34,826.90

Finding the Fourth Proportional to 124,784.21, 187,207.86 and 34,826.90

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Solution

The fourth proportional to 124,784.21, 187,207.86 and 34,826.90 is: 52,249.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,784.21 : 187,207.86 = 34,826.90 : x
  2. Step 2: Convert to fraction form
    124,784.21/187,207.86 = 34,826.90/x
  3. Step 3: Cross multiply
    124,784.21x = 187,207.86 × 34,826.90
  4. Step 4: Simplify right side
    124,784.21x = 6,519,868,483.39
  5. Step 5: Solve for x
    x = 6,519,868,483.39/124,784.21
  6. Step 6: Final answer
    x = 52,249.15

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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.