Home / 103,677.02-143,074.27-58,965.02

Finding the Fourth Proportional to 103,677.02, 143,074.27 and 58,965.02

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Solution

The fourth proportional to 103,677.02, 143,074.27 and 58,965.02 is: 81,371.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,677.02 : 143,074.27 = 58,965.02 : x
  2. Step 2: Convert to fraction form
    103,677.02/143,074.27 = 58,965.02/x
  3. Step 3: Cross multiply
    103,677.02x = 143,074.27 × 58,965.02
  4. Step 4: Simplify right side
    103,677.02x = 8,436,377,192.04
  5. Step 5: Solve for x
    x = 8,436,377,192.04/103,677.02
  6. Step 6: Final answer
    x = 81,371.72

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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.