Home / 172,282.70-237,755.28-104,312.12

Finding the Fourth Proportional to 172,282.70, 237,755.28 and 104,312.12

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Solution

The fourth proportional to 172,282.70, 237,755.28 and 104,312.12 is: 143,953.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,282.70 : 237,755.28 = 104,312.12 : x
  2. Step 2: Convert to fraction form
    172,282.70/237,755.28 = 104,312.12/x
  3. Step 3: Cross multiply
    172,282.70x = 237,755.28 × 104,312.12
  4. Step 4: Simplify right side
    172,282.70x = 24,800,757,297.99
  5. Step 5: Solve for x
    x = 24,800,757,297.99/172,282.70
  6. Step 6: Final answer
    x = 143,953.85

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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.