Home / 73,316.32-101,170.96-43,102.88

Finding the Fourth Proportional to 73,316.32, 101,170.96 and 43,102.88

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Solution

The fourth proportional to 73,316.32, 101,170.96 and 43,102.88 is: 59,478.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,316.32 : 101,170.96 = 43,102.88 : x
  2. Step 2: Convert to fraction form
    73,316.32/101,170.96 = 43,102.88/x
  3. Step 3: Cross multiply
    73,316.32x = 101,170.96 × 43,102.88
  4. Step 4: Simplify right side
    73,316.32x = 4,360,759,748.36
  5. Step 5: Solve for x
    x = 4,360,759,748.36/73,316.32
  6. Step 6: Final answer
    x = 59,478.70

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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.