Home / 202,053.12-303,079.68-89,706.93

Finding the Fourth Proportional to 202,053.12, 303,079.68 and 89,706.93

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Solution

The fourth proportional to 202,053.12, 303,079.68 and 89,706.93 is: 134,560.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,053.12 : 303,079.68 = 89,706.93 : x
  2. Step 2: Convert to fraction form
    202,053.12/303,079.68 = 89,706.93/x
  3. Step 3: Cross multiply
    202,053.12x = 303,079.68 × 89,706.93
  4. Step 4: Simplify right side
    202,053.12x = 27,188,346,501.63
  5. Step 5: Solve for x
    x = 27,188,346,501.63/202,053.12
  6. Step 6: Final answer
    x = 134,560.39

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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.