Home / 238,018.17-328,465.06-136,045.82

Finding the Fourth Proportional to 238,018.17, 328,465.06 and 136,045.82

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Solution

The fourth proportional to 238,018.17, 328,465.06 and 136,045.82 is: 187,743.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,018.17 : 328,465.06 = 136,045.82 : x
  2. Step 2: Convert to fraction form
    238,018.17/328,465.06 = 136,045.82/x
  3. Step 3: Cross multiply
    238,018.17x = 328,465.06 × 136,045.82
  4. Step 4: Simplify right side
    238,018.17x = 44,686,296,786.72
  5. Step 5: Solve for x
    x = 44,686,296,786.72/238,018.17
  6. Step 6: Final answer
    x = 187,743.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.