Home / 237,755.72-328,136.46-147,140.87

Finding the Fourth Proportional to 237,755.72, 328,136.46 and 147,140.87

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Solution

The fourth proportional to 237,755.72, 328,136.46 and 147,140.87 is: 203,075.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,755.72 : 328,136.46 = 147,140.87 : x
  2. Step 2: Convert to fraction form
    237,755.72/328,136.46 = 147,140.87/x
  3. Step 3: Cross multiply
    237,755.72x = 328,136.46 × 147,140.87
  4. Step 4: Simplify right side
    237,755.72x = 48,282,282,562.44
  5. Step 5: Solve for x
    x = 48,282,282,562.44/237,755.72
  6. Step 6: Final answer
    x = 203,075.17

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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.