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Finding the Fourth Proportional to 64,948.66, 97,508.64 and 64,201.44

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Solution

The fourth proportional to 64,948.66, 97,508.64 and 64,201.44 is: 96,386.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,948.66 : 97,508.64 = 64,201.44 : x
  2. Step 2: Convert to fraction form
    64,948.66/97,508.64 = 64,201.44/x
  3. Step 3: Cross multiply
    64,948.66x = 97,508.64 × 64,201.44
  4. Step 4: Simplify right side
    64,948.66x = 6,260,195,100.44
  5. Step 5: Solve for x
    x = 6,260,195,100.44/64,948.66
  6. Step 6: Final answer
    x = 96,386.82

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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.