Home / 66,152.28-91,290.32-35,937.36

Finding the Fourth Proportional to 66,152.28, 91,290.32 and 35,937.36

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Solution

The fourth proportional to 66,152.28, 91,290.32 and 35,937.36 is: 49,593.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,152.28 : 91,290.32 = 35,937.36 : x
  2. Step 2: Convert to fraction form
    66,152.28/91,290.32 = 35,937.36/x
  3. Step 3: Cross multiply
    66,152.28x = 91,290.32 × 35,937.36
  4. Step 4: Simplify right side
    66,152.28x = 3,280,733,094.36
  5. Step 5: Solve for x
    x = 3,280,733,094.36/66,152.28
  6. Step 6: Final answer
    x = 49,593.65

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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.