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Finding the Fourth Proportional to 52,887.60, 79,256.81 and 29,205.81

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Solution

The fourth proportional to 52,887.60, 79,256.81 and 29,205.81 is: 43,767.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,887.60 : 79,256.81 = 29,205.81 : x
  2. Step 2: Convert to fraction form
    52,887.60/79,256.81 = 29,205.81/x
  3. Step 3: Cross multiply
    52,887.60x = 79,256.81 × 29,205.81
  4. Step 4: Simplify right side
    52,887.60x = 2,314,759,334.07
  5. Step 5: Solve for x
    x = 2,314,759,334.07/52,887.60
  6. Step 6: Final answer
    x = 43,767.52

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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.