Home / 152,256.69-228,400.38-52,403.76

Finding the Fourth Proportional to 152,256.69, 228,400.38 and 52,403.76

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Solution

The fourth proportional to 152,256.69, 228,400.38 and 52,403.76 is: 78,610.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,256.69 : 228,400.38 = 52,403.76 : x
  2. Step 2: Convert to fraction form
    152,256.69/228,400.38 = 52,403.76/x
  3. Step 3: Cross multiply
    152,256.69x = 228,400.38 × 52,403.76
  4. Step 4: Simplify right side
    152,256.69x = 11,969,038,697.43
  5. Step 5: Solve for x
    x = 11,969,038,697.43/152,256.69
  6. Step 6: Final answer
    x = 78,610.92

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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.