Home / 68,119.76-94,018.27-45,109.01

Finding the Fourth Proportional to 68,119.76, 94,018.27 and 45,109.01

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Solution

The fourth proportional to 68,119.76, 94,018.27 and 45,109.01 is: 62,259.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,119.76 : 94,018.27 = 45,109.01 : x
  2. Step 2: Convert to fraction form
    68,119.76/94,018.27 = 45,109.01/x
  3. Step 3: Cross multiply
    68,119.76x = 94,018.27 × 45,109.01
  4. Step 4: Simplify right side
    68,119.76x = 4,241,071,081.61
  5. Step 5: Solve for x
    x = 4,241,071,081.61/68,119.76
  6. Step 6: Final answer
    x = 62,259.04

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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.