Home / 103,625.22-143,002.82-58,913.22

Finding the Fourth Proportional to 103,625.22, 143,002.82 and 58,913.22

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Solution

The fourth proportional to 103,625.22, 143,002.82 and 58,913.22 is: 81,300.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,625.22 : 143,002.82 = 58,913.22 : x
  2. Step 2: Convert to fraction form
    103,625.22/143,002.82 = 58,913.22/x
  3. Step 3: Cross multiply
    103,625.22x = 143,002.82 × 58,913.22
  4. Step 4: Simplify right side
    103,625.22x = 8,424,756,595.28
  5. Step 5: Solve for x
    x = 8,424,756,595.28/103,625.22
  6. Step 6: Final answer
    x = 81,300.25

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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.