Home / 115,052,841.64-158,771,975.61-62,841,912.67

Finding the Fourth Proportional to 115,052,841.64, 158,771,975.61 and 62,841,912.67

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Solution

The fourth proportional to 115,052,841.64, 158,771,975.61 and 62,841,912.67 is: 86,721,322.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,052,841.64 : 158,771,975.61 = 62,841,912.67 : x
  2. Step 2: Convert to fraction form
    115,052,841.64/158,771,975.61 = 62,841,912.67/x
  3. Step 3: Cross multiply
    115,052,841.64x = 158,771,975.61 × 62,841,912.67
  4. Step 4: Simplify right side
    115,052,841.64x = 9,977,534,625,726,992
  5. Step 5: Solve for x
    x = 9,977,534,625,726,992/115,052,841.64
  6. Step 6: Final answer
    x = 86,721,322.86

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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.