Home / 148,519.17-205,337.43-112,652.37

Finding the Fourth Proportional to 148,519.17, 205,337.43 and 112,652.37

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Solution

The fourth proportional to 148,519.17, 205,337.43 and 112,652.37 is: 155,749.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,519.17 : 205,337.43 = 112,652.37 : x
  2. Step 2: Convert to fraction form
    148,519.17/205,337.43 = 112,652.37/x
  3. Step 3: Cross multiply
    148,519.17x = 205,337.43 × 112,652.37
  4. Step 4: Simplify right side
    148,519.17x = 23,131,748,139.21
  5. Step 5: Solve for x
    x = 23,131,748,139.21/148,519.17
  6. Step 6: Final answer
    x = 155,749.24

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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.