Home / 170,484.05-255,716.83-52,155.40

Finding the Fourth Proportional to 170,484.05, 255,716.83 and 52,155.40

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Solution

The fourth proportional to 170,484.05, 255,716.83 and 52,155.40 is: 78,230.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,484.05 : 255,716.83 = 52,155.40 : x
  2. Step 2: Convert to fraction form
    170,484.05/255,716.83 = 52,155.40/x
  3. Step 3: Cross multiply
    170,484.05x = 255,716.83 × 52,155.40
  4. Step 4: Simplify right side
    170,484.05x = 13,337,013,555.38
  5. Step 5: Solve for x
    x = 13,337,013,555.38/170,484.05
  6. Step 6: Final answer
    x = 78,230.27

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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.