Home / 314,738.88-472,175.46-101,518.80

Finding the Fourth Proportional to 314,738.88, 472,175.46 and 101,518.80

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Solution

The fourth proportional to 314,738.88, 472,175.46 and 101,518.80 is: 152,299.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,738.88 : 472,175.46 = 101,518.80 : x
  2. Step 2: Convert to fraction form
    314,738.88/472,175.46 = 101,518.80/x
  3. Step 3: Cross multiply
    314,738.88x = 472,175.46 × 101,518.80
  4. Step 4: Simplify right side
    314,738.88x = 47,934,686,088.65
  5. Step 5: Solve for x
    x = 47,934,686,088.65/314,738.88
  6. Step 6: Final answer
    x = 152,299.86

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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.