Home / 152,624.60-210,379.21-120,306.82

Finding the Fourth Proportional to 152,624.60, 210,379.21 and 120,306.82

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Solution

The fourth proportional to 152,624.60, 210,379.21 and 120,306.82 is: 165,832.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,624.60 : 210,379.21 = 120,306.82 : x
  2. Step 2: Convert to fraction form
    152,624.60/210,379.21 = 120,306.82/x
  3. Step 3: Cross multiply
    152,624.60x = 210,379.21 × 120,306.82
  4. Step 4: Simplify right side
    152,624.60x = 25,310,053,749.21
  5. Step 5: Solve for x
    x = 25,310,053,749.21/152,624.60
  6. Step 6: Final answer
    x = 165,832.07

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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.