Home / 152,427.40-228,641.10-63,680.20

Finding the Fourth Proportional to 152,427.40, 228,641.10 and 63,680.20

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Solution

The fourth proportional to 152,427.40, 228,641.10 and 63,680.20 is: 95,520.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,427.40 : 228,641.10 = 63,680.20 : x
  2. Step 2: Convert to fraction form
    152,427.40/228,641.10 = 63,680.20/x
  3. Step 3: Cross multiply
    152,427.40x = 228,641.10 × 63,680.20
  4. Step 4: Simplify right side
    152,427.40x = 14,559,910,976.22
  5. Step 5: Solve for x
    x = 14,559,910,976.22/152,427.40
  6. Step 6: Final answer
    x = 95,520.30

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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.