Home / 64,995.28-89,698.98-36,706.12

Finding the Fourth Proportional to 64,995.28, 89,698.98 and 36,706.12

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Solution

The fourth proportional to 64,995.28, 89,698.98 and 36,706.12 is: 50,657.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,995.28 : 89,698.98 = 36,706.12 : x
  2. Step 2: Convert to fraction form
    64,995.28/89,698.98 = 36,706.12/x
  3. Step 3: Cross multiply
    64,995.28x = 89,698.98 × 36,706.12
  4. Step 4: Simplify right side
    64,995.28x = 3,292,501,523.76
  5. Step 5: Solve for x
    x = 3,292,501,523.76/64,995.28
  6. Step 6: Final answer
    x = 50,657.55

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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.