Home / 70,333.10-97,080.49-50,158.02

Finding the Fourth Proportional to 70,333.10, 97,080.49 and 50,158.02

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Solution

The fourth proportional to 70,333.10, 97,080.49 and 50,158.02 is: 69,232.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,333.10 : 97,080.49 = 50,158.02 : x
  2. Step 2: Convert to fraction form
    70,333.10/97,080.49 = 50,158.02/x
  3. Step 3: Cross multiply
    70,333.10x = 97,080.49 × 50,158.02
  4. Step 4: Simplify right side
    70,333.10x = 4,869,365,159.03
  5. Step 5: Solve for x
    x = 4,869,365,159.03/70,333.10
  6. Step 6: Final answer
    x = 69,232.91

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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.