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Finding the Fourth Proportional to 64,153.01, 96,284.90 and 56,679.55

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Solution

The fourth proportional to 64,153.01, 96,284.90 and 56,679.55 is: 85,068.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,153.01 : 96,284.90 = 56,679.55 : x
  2. Step 2: Convert to fraction form
    64,153.01/96,284.90 = 56,679.55/x
  3. Step 3: Cross multiply
    64,153.01x = 96,284.90 × 56,679.55
  4. Step 4: Simplify right side
    64,153.01x = 5,457,384,704.78
  5. Step 5: Solve for x
    x = 5,457,384,704.78/64,153.01
  6. Step 6: Final answer
    x = 85,068.25

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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.