Home / 64,652.18-89,209.60-36,356.18

Finding the Fourth Proportional to 64,652.18, 89,209.60 and 36,356.18

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Solution

The fourth proportional to 64,652.18, 89,209.60 and 36,356.18 is: 50,165.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,652.18 : 89,209.60 = 36,356.18 : x
  2. Step 2: Convert to fraction form
    64,652.18/89,209.60 = 36,356.18/x
  3. Step 3: Cross multiply
    64,652.18x = 89,209.60 × 36,356.18
  4. Step 4: Simplify right side
    64,652.18x = 3,243,320,275.33
  5. Step 5: Solve for x
    x = 3,243,320,275.33/64,652.18
  6. Step 6: Final answer
    x = 50,165.68

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1.5x scale

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.