Home / 152,358.18-228,542.13-47,178.06

Finding the Fourth Proportional to 152,358.18, 228,542.13 and 47,178.06

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Solution

The fourth proportional to 152,358.18, 228,542.13 and 47,178.06 is: 70,768.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,358.18 : 228,542.13 = 47,178.06 : x
  2. Step 2: Convert to fraction form
    152,358.18/228,542.13 = 47,178.06/x
  3. Step 3: Cross multiply
    152,358.18x = 228,542.13 × 47,178.06
  4. Step 4: Simplify right side
    152,358.18x = 10,782,174,321.67
  5. Step 5: Solve for x
    x = 10,782,174,321.67/152,358.18
  6. Step 6: Final answer
    x = 70,768.59

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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.