Home / 64,589.32-89,132.34-36,294.76

Finding the Fourth Proportional to 64,589.32, 89,132.34 and 36,294.76

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Solution

The fourth proportional to 64,589.32, 89,132.34 and 36,294.76 is: 50,086.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,589.32 : 89,132.34 = 36,294.76 : x
  2. Step 2: Convert to fraction form
    64,589.32/89,132.34 = 36,294.76/x
  3. Step 3: Cross multiply
    64,589.32x = 89,132.34 × 36,294.76
  4. Step 4: Simplify right side
    64,589.32x = 3,235,036,888.54
  5. Step 5: Solve for x
    x = 3,235,036,888.54/64,589.32
  6. Step 6: Final answer
    x = 50,086.25

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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.