Home / 64,754.19-89,348.92-36,073.15

Finding the Fourth Proportional to 64,754.19, 89,348.92 and 36,073.15

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Solution

The fourth proportional to 64,754.19, 89,348.92 and 36,073.15 is: 49,774.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,754.19 : 89,348.92 = 36,073.15 : x
  2. Step 2: Convert to fraction form
    64,754.19/89,348.92 = 36,073.15/x
  3. Step 3: Cross multiply
    64,754.19x = 89,348.92 × 36,073.15
  4. Step 4: Simplify right side
    64,754.19x = 3,223,096,993.50
  5. Step 5: Solve for x
    x = 3,223,096,993.50/64,754.19
  6. Step 6: Final answer
    x = 49,774.34

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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.