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Finding the Fourth Proportional to 64,401.93, 96,477.80 and 36,236.10

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Solution

The fourth proportional to 64,401.93, 96,477.80 and 36,236.10 is: 54,283.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,401.93 : 96,477.80 = 36,236.10 : x
  2. Step 2: Convert to fraction form
    64,401.93/96,477.80 = 36,236.10/x
  3. Step 3: Cross multiply
    64,401.93x = 96,477.80 × 36,236.10
  4. Step 4: Simplify right side
    64,401.93x = 3,495,979,208.58
  5. Step 5: Solve for x
    x = 3,495,979,208.58/64,401.93
  6. Step 6: Final answer
    x = 54,283.76

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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.