Home / 224,154.50-309,333.21-123,554.66

Finding the Fourth Proportional to 224,154.50, 309,333.21 and 123,554.66

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Solution

The fourth proportional to 224,154.50, 309,333.21 and 123,554.66 is: 170,505.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,154.50 : 309,333.21 = 123,554.66 : x
  2. Step 2: Convert to fraction form
    224,154.50/309,333.21 = 123,554.66/x
  3. Step 3: Cross multiply
    224,154.50x = 309,333.21 × 123,554.66
  4. Step 4: Simplify right side
    224,154.50x = 38,219,559,588.26
  5. Step 5: Solve for x
    x = 38,219,559,588.26/224,154.50
  6. Step 6: Final answer
    x = 170,505.43

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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.