Home / 313,047.18-432,007.83-177,082.20

Finding the Fourth Proportional to 313,047.18, 432,007.83 and 177,082.20

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Solution

The fourth proportional to 313,047.18, 432,007.83 and 177,082.20 is: 244,374.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,047.18 : 432,007.83 = 177,082.20 : x
  2. Step 2: Convert to fraction form
    313,047.18/432,007.83 = 177,082.20/x
  3. Step 3: Cross multiply
    313,047.18x = 432,007.83 × 177,082.20
  4. Step 4: Simplify right side
    313,047.18x = 76,500,896,953.63
  5. Step 5: Solve for x
    x = 76,500,896,953.63/313,047.18
  6. Step 6: Final answer
    x = 244,374.98

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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.