Home / 152,474.40-228,841.20-122,925.60

Finding the Fourth Proportional to 152,474.40, 228,841.20 and 122,925.60

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Solution

The fourth proportional to 152,474.40, 228,841.20 and 122,925.60 is: 184,492.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,474.40 : 228,841.20 = 122,925.60 : x
  2. Step 2: Convert to fraction form
    152,474.40/228,841.20 = 122,925.60/x
  3. Step 3: Cross multiply
    152,474.40x = 228,841.20 × 122,925.60
  4. Step 4: Simplify right side
    152,474.40x = 28,130,441,814.72
  5. Step 5: Solve for x
    x = 28,130,441,814.72/152,474.40
  6. Step 6: Final answer
    x = 184,492.88

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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.