Home / 293,023.13-439,671.43-103,626.93

Finding the Fourth Proportional to 293,023.13, 439,671.43 and 103,626.93

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Solution

The fourth proportional to 293,023.13, 439,671.43 and 103,626.93 is: 155,488.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,023.13 : 439,671.43 = 103,626.93 : x
  2. Step 2: Convert to fraction form
    293,023.13/439,671.43 = 103,626.93/x
  3. Step 3: Cross multiply
    293,023.13x = 439,671.43 × 103,626.93
  4. Step 4: Simplify right side
    293,023.13x = 45,561,800,499.61
  5. Step 5: Solve for x
    x = 45,561,800,499.61/293,023.13
  6. Step 6: Final answer
    x = 155,488.75

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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.