Home / 238,882.77-358,545.69-120,637.35

Finding the Fourth Proportional to 238,882.77, 358,545.69 and 120,637.35

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Solution

The fourth proportional to 238,882.77, 358,545.69 and 120,637.35 is: 181,067.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,882.77 : 358,545.69 = 120,637.35 : x
  2. Step 2: Convert to fraction form
    238,882.77/358,545.69 = 120,637.35/x
  3. Step 3: Cross multiply
    238,882.77x = 358,545.69 × 120,637.35
  4. Step 4: Simplify right side
    238,882.77x = 43,254,001,895.52
  5. Step 5: Solve for x
    x = 43,254,001,895.52/238,882.77
  6. Step 6: Final answer
    x = 181,067.90

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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.