Home / 175,726.08-242,492.40-104,112.72

Finding the Fourth Proportional to 175,726.08, 242,492.40 and 104,112.72

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Solution

The fourth proportional to 175,726.08, 242,492.40 and 104,112.72 is: 143,669.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,726.08 : 242,492.40 = 104,112.72 : x
  2. Step 2: Convert to fraction form
    175,726.08/242,492.40 = 104,112.72/x
  3. Step 3: Cross multiply
    175,726.08x = 242,492.40 × 104,112.72
  4. Step 4: Simplify right side
    175,726.08x = 25,246,543,343.33
  5. Step 5: Solve for x
    x = 25,246,543,343.33/175,726.08
  6. Step 6: Final answer
    x = 143,669.87

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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.