Home / 158,860.69-238,389.52-92,332.15

Finding the Fourth Proportional to 158,860.69, 238,389.52 and 92,332.15

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Solution

The fourth proportional to 158,860.69, 238,389.52 and 92,332.15 is: 138,555.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,860.69 : 238,389.52 = 92,332.15 : x
  2. Step 2: Convert to fraction form
    158,860.69/238,389.52 = 92,332.15/x
  3. Step 3: Cross multiply
    158,860.69x = 238,389.52 × 92,332.15
  4. Step 4: Simplify right side
    158,860.69x = 22,011,016,919.07
  5. Step 5: Solve for x
    x = 22,011,016,919.07/158,860.69
  6. Step 6: Final answer
    x = 138,555.47

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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.