Home / 64,113.36-88,478.28-35,820.84

Finding the Fourth Proportional to 64,113.36, 88,478.28 and 35,820.84

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Solution

The fourth proportional to 64,113.36, 88,478.28 and 35,820.84 is: 49,433.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,113.36 : 88,478.28 = 35,820.84 : x
  2. Step 2: Convert to fraction form
    64,113.36/88,478.28 = 35,820.84/x
  3. Step 3: Cross multiply
    64,113.36x = 88,478.28 × 35,820.84
  4. Step 4: Simplify right side
    64,113.36x = 3,169,366,311.36
  5. Step 5: Solve for x
    x = 3,169,366,311.36/64,113.36
  6. Step 6: Final answer
    x = 49,433.79

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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.