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Finding the Fourth Proportional to 95,627.60, 143,392.80 and 56,196.80

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Solution

The fourth proportional to 95,627.60, 143,392.80 and 56,196.80 is: 84,266.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,627.60 : 143,392.80 = 56,196.80 : x
  2. Step 2: Convert to fraction form
    95,627.60/143,392.80 = 56,196.80/x
  3. Step 3: Cross multiply
    95,627.60x = 143,392.80 × 56,196.80
  4. Step 4: Simplify right side
    95,627.60x = 8,058,216,503.04
  5. Step 5: Solve for x
    x = 8,058,216,503.04/95,627.60
  6. Step 6: Final answer
    x = 84,266.64

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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.