Home / 64,353.20-88,641.24-45,457.52

Finding the Fourth Proportional to 64,353.20, 88,641.24 and 45,457.52

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Solution

The fourth proportional to 64,353.20, 88,641.24 and 45,457.52 is: 62,613.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,353.20 : 88,641.24 = 45,457.52 : x
  2. Step 2: Convert to fraction form
    64,353.20/88,641.24 = 45,457.52/x
  3. Step 3: Cross multiply
    64,353.20x = 88,641.24 × 45,457.52
  4. Step 4: Simplify right side
    64,353.20x = 4,029,410,940.12
  5. Step 5: Solve for x
    x = 4,029,410,940.12/64,353.20
  6. Step 6: Final answer
    x = 62,613.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.