Home / 224,184.72-336,300.24-129,521.28

Finding the Fourth Proportional to 224,184.72, 336,300.24 and 129,521.28

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Solution

The fourth proportional to 224,184.72, 336,300.24 and 129,521.28 is: 194,295.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,184.72 : 336,300.24 = 129,521.28 : x
  2. Step 2: Convert to fraction form
    224,184.72/336,300.24 = 129,521.28/x
  3. Step 3: Cross multiply
    224,184.72x = 336,300.24 × 129,521.28
  4. Step 4: Simplify right side
    224,184.72x = 43,558,037,549.11
  5. Step 5: Solve for x
    x = 43,558,037,549.11/224,184.72
  6. Step 6: Final answer
    x = 194,295.30

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1.5x scale

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.