Home / 152,031.40-228,095.70-52,255.60

Finding the Fourth Proportional to 152,031.40, 228,095.70 and 52,255.60

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Solution

The fourth proportional to 152,031.40, 228,095.70 and 52,255.60 is: 78,400.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,031.40 : 228,095.70 = 52,255.60 : x
  2. Step 2: Convert to fraction form
    152,031.40/228,095.70 = 52,255.60/x
  3. Step 3: Cross multiply
    152,031.40x = 228,095.70 × 52,255.60
  4. Step 4: Simplify right side
    152,031.40x = 11,919,277,660.92
  5. Step 5: Solve for x
    x = 11,919,277,660.92/152,031.40
  6. Step 6: Final answer
    x = 78,400.10

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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.