Home / 152,454.37-228,891.03-77,624.80

Finding the Fourth Proportional to 152,454.37, 228,891.03 and 77,624.80

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Solution

The fourth proportional to 152,454.37, 228,891.03 and 77,624.80 is: 116,543.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,454.37 : 228,891.03 = 77,624.80 : x
  2. Step 2: Convert to fraction form
    152,454.37/228,891.03 = 77,624.80/x
  3. Step 3: Cross multiply
    152,454.37x = 228,891.03 × 77,624.80
  4. Step 4: Simplify right side
    152,454.37x = 17,767,618,892.96
  5. Step 5: Solve for x
    x = 17,767,618,892.96/152,454.37
  6. Step 6: Final answer
    x = 116,543.85

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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.