Home / 64,210.16-96,184.68-52,406

Finding the Fourth Proportional to 64,210.16, 96,184.68 and 52,406

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Solution

The fourth proportional to 64,210.16, 96,184.68 and 52,406 is: 78,502.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,210.16 : 96,184.68 = 52,406 : x
  2. Step 2: Convert to fraction form
    64,210.16/96,184.68 = 52,406/x
  3. Step 3: Cross multiply
    64,210.16x = 96,184.68 × 52,406
  4. Step 4: Simplify right side
    64,210.16x = 5,040,654,340.08
  5. Step 5: Solve for x
    x = 5,040,654,340.08/64,210.16
  6. Step 6: Final answer
    x = 78,502.44

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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.