Home / 237,982.98-328,392.18-142,487.22

Finding the Fourth Proportional to 237,982.98, 328,392.18 and 142,487.22

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Solution

The fourth proportional to 237,982.98, 328,392.18 and 142,487.22 is: 196,617.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,982.98 : 328,392.18 = 142,487.22 : x
  2. Step 2: Convert to fraction form
    237,982.98/328,392.18 = 142,487.22/x
  3. Step 3: Cross multiply
    237,982.98x = 328,392.18 × 142,487.22
  4. Step 4: Simplify right side
    237,982.98x = 46,791,688,797.94
  5. Step 5: Solve for x
    x = 46,791,688,797.94/237,982.98
  6. Step 6: Final answer
    x = 196,617.80

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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.