Home / 134,841.90-202,392.45-68,357.10

Finding the Fourth Proportional to 134,841.90, 202,392.45 and 68,357.10

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Solution

The fourth proportional to 134,841.90, 202,392.45 and 68,357.10 is: 102,601.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,841.90 : 202,392.45 = 68,357.10 : x
  2. Step 2: Convert to fraction form
    134,841.90/202,392.45 = 68,357.10/x
  3. Step 3: Cross multiply
    134,841.90x = 202,392.45 × 68,357.10
  4. Step 4: Simplify right side
    134,841.90x = 13,834,960,943.90
  5. Step 5: Solve for x
    x = 13,834,960,943.90/134,841.90
  6. Step 6: Final answer
    x = 102,601.35

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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.