Home / 152,875.20-228,859.20-113,606.40

Finding the Fourth Proportional to 152,875.20, 228,859.20 and 113,606.40

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Solution

The fourth proportional to 152,875.20, 228,859.20 and 113,606.40 is: 170,072.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,875.20 : 228,859.20 = 113,606.40 : x
  2. Step 2: Convert to fraction form
    152,875.20/228,859.20 = 113,606.40/x
  3. Step 3: Cross multiply
    152,875.20x = 228,859.20 × 113,606.40
  4. Step 4: Simplify right side
    152,875.20x = 25,999,869,818.88
  5. Step 5: Solve for x
    x = 25,999,869,818.88/152,875.20
  6. Step 6: Final answer
    x = 170,072.52

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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.