Home / 144,944.10-217,416.15-102,953.70

Finding the Fourth Proportional to 144,944.10, 217,416.15 and 102,953.70

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Solution

The fourth proportional to 144,944.10, 217,416.15 and 102,953.70 is: 154,430.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,944.10 : 217,416.15 = 102,953.70 : x
  2. Step 2: Convert to fraction form
    144,944.10/217,416.15 = 102,953.70/x
  3. Step 3: Cross multiply
    144,944.10x = 217,416.15 × 102,953.70
  4. Step 4: Simplify right side
    144,944.10x = 22,383,797,082.26
  5. Step 5: Solve for x
    x = 22,383,797,082.26/144,944.10
  6. Step 6: Final answer
    x = 154,430.55

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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.