Home / 103,104.24-142,284.12-58,392.24

Finding the Fourth Proportional to 103,104.24, 142,284.12 and 58,392.24

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Solution

The fourth proportional to 103,104.24, 142,284.12 and 58,392.24 is: 80,581.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,104.24 : 142,284.12 = 58,392.24 : x
  2. Step 2: Convert to fraction form
    103,104.24/142,284.12 = 58,392.24/x
  3. Step 3: Cross multiply
    103,104.24x = 142,284.12 × 58,392.24
  4. Step 4: Simplify right side
    103,104.24x = 8,308,288,483.23
  5. Step 5: Solve for x
    x = 8,308,288,483.23/103,104.24
  6. Step 6: Final answer
    x = 80,581.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.