Home / 148,237.49-204,566.14-80,253.21

Finding the Fourth Proportional to 148,237.49, 204,566.14 and 80,253.21

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Solution

The fourth proportional to 148,237.49, 204,566.14 and 80,253.21 is: 110,748.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,237.49 : 204,566.14 = 80,253.21 : x
  2. Step 2: Convert to fraction form
    148,237.49/204,566.14 = 80,253.21/x
  3. Step 3: Cross multiply
    148,237.49x = 204,566.14 × 80,253.21
  4. Step 4: Simplify right side
    148,237.49x = 16,417,090,259.75
  5. Step 5: Solve for x
    x = 16,417,090,259.75/148,237.49
  6. Step 6: Final answer
    x = 110,748.57

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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.