Home / 149,488.39-207,184.47-146,689.03

Finding the Fourth Proportional to 149,488.39, 207,184.47 and 146,689.03

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Solution

The fourth proportional to 149,488.39, 207,184.47 and 146,689.03 is: 203,304.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,488.39 : 207,184.47 = 146,689.03 : x
  2. Step 2: Convert to fraction form
    149,488.39/207,184.47 = 146,689.03/x
  3. Step 3: Cross multiply
    149,488.39x = 207,184.47 × 146,689.03
  4. Step 4: Simplify right side
    149,488.39x = 30,391,688,935.36
  5. Step 5: Solve for x
    x = 30,391,688,935.36/149,488.39
  6. Step 6: Final answer
    x = 203,304.68

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.