Home / 146,011.88-219,017.85-51,316.40

Finding the Fourth Proportional to 146,011.88, 219,017.85 and 51,316.40

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Solution

The fourth proportional to 146,011.88, 219,017.85 and 51,316.40 is: 76,974.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,011.88 : 219,017.85 = 51,316.40 : x
  2. Step 2: Convert to fraction form
    146,011.88/219,017.85 = 51,316.40/x
  3. Step 3: Cross multiply
    146,011.88x = 219,017.85 × 51,316.40
  4. Step 4: Simplify right side
    146,011.88x = 11,239,207,597.74
  5. Step 5: Solve for x
    x = 11,239,207,597.74/146,011.88
  6. Step 6: Final answer
    x = 76,974.61

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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.