Home / 134,964.24-202,569.24-71,837.40

Finding the Fourth Proportional to 134,964.24, 202,569.24 and 71,837.40

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Solution

The fourth proportional to 134,964.24, 202,569.24 and 71,837.40 is: 107,821.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,964.24 : 202,569.24 = 71,837.40 : x
  2. Step 2: Convert to fraction form
    134,964.24/202,569.24 = 71,837.40/x
  3. Step 3: Cross multiply
    134,964.24x = 202,569.24 × 71,837.40
  4. Step 4: Simplify right side
    134,964.24x = 14,552,047,521.58
  5. Step 5: Solve for x
    x = 14,552,047,521.58/134,964.24
  6. Step 6: Final answer
    x = 107,821.51

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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.