Home / 102,566.83-153,837.81-27,681.25

Finding the Fourth Proportional to 102,566.83, 153,837.81 and 27,681.25

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Solution

The fourth proportional to 102,566.83, 153,837.81 and 27,681.25 is: 41,518.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,566.83 : 153,837.81 = 27,681.25 : x
  2. Step 2: Convert to fraction form
    102,566.83/153,837.81 = 27,681.25/x
  3. Step 3: Cross multiply
    102,566.83x = 153,837.81 × 27,681.25
  4. Step 4: Simplify right side
    102,566.83x = 4,258,422,878.06
  5. Step 5: Solve for x
    x = 4,258,422,878.06/102,566.83
  6. Step 6: Final answer
    x = 41,518.52

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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.