Home / 152,211.60-228,317.40-47,041.20

Finding the Fourth Proportional to 152,211.60, 228,317.40 and 47,041.20

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Solution

The fourth proportional to 152,211.60, 228,317.40 and 47,041.20 is: 70,561.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,211.60 : 228,317.40 = 47,041.20 : x
  2. Step 2: Convert to fraction form
    152,211.60/228,317.40 = 47,041.20/x
  3. Step 3: Cross multiply
    152,211.60x = 228,317.40 × 47,041.20
  4. Step 4: Simplify right side
    152,211.60x = 10,740,324,476.88
  5. Step 5: Solve for x
    x = 10,740,324,476.88/152,211.60
  6. Step 6: Final answer
    x = 70,561.80

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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.