Home / 245,521.27-368,297.47-77,048.24

Finding the Fourth Proportional to 245,521.27, 368,297.47 and 77,048.24

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Solution

The fourth proportional to 245,521.27, 368,297.47 and 77,048.24 is: 115,577.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,521.27 : 368,297.47 = 77,048.24 : x
  2. Step 2: Convert to fraction form
    245,521.27/368,297.47 = 77,048.24/x
  3. Step 3: Cross multiply
    245,521.27x = 368,297.47 × 77,048.24
  4. Step 4: Simplify right side
    245,521.27x = 28,376,669,681.38
  5. Step 5: Solve for x
    x = 28,376,669,681.38/245,521.27
  6. Step 6: Final answer
    x = 115,577.24

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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.