Home / 134,807.90-202,341.45-68,323.10

Finding the Fourth Proportional to 134,807.90, 202,341.45 and 68,323.10

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Solution

The fourth proportional to 134,807.90, 202,341.45 and 68,323.10 is: 102,550.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,807.90 : 202,341.45 = 68,323.10 : x
  2. Step 2: Convert to fraction form
    134,807.90/202,341.45 = 68,323.10/x
  3. Step 3: Cross multiply
    134,807.90x = 202,341.45 × 68,323.10
  4. Step 4: Simplify right side
    134,807.90x = 13,824,595,122.50
  5. Step 5: Solve for x
    x = 13,824,595,122.50/134,807.90
  6. Step 6: Final answer
    x = 102,550.33

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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.