Home / 114,977,086.20-172,465,629.30-57,478,231.80

Finding the Fourth Proportional to 114,977,086.20, 172,465,629.30 and 57,478,231.80

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Solution

The fourth proportional to 114,977,086.20, 172,465,629.30 and 57,478,231.80 is: 86,217,347.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,977,086.20 : 172,465,629.30 = 57,478,231.80 : x
  2. Step 2: Convert to fraction form
    114,977,086.20/172,465,629.30 = 57,478,231.80/x
  3. Step 3: Cross multiply
    114,977,086.20x = 172,465,629.30 × 57,478,231.80
  4. Step 4: Simplify right side
    114,977,086.20x = 9,913,019,418,438,272
  5. Step 5: Solve for x
    x = 9,913,019,418,438,272/114,977,086.20
  6. Step 6: Final answer
    x = 86,217,347.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.