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Finding the Fourth Proportional to 302,061.51, 453,112.26 and 88,848.49

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Solution

The fourth proportional to 302,061.51, 453,112.26 and 88,848.49 is: 133,278.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,061.51 : 453,112.26 = 88,848.49 : x
  2. Step 2: Convert to fraction form
    302,061.51/453,112.26 = 88,848.49/x
  3. Step 3: Cross multiply
    302,061.51x = 453,112.26 × 88,848.49
  4. Step 4: Simplify right side
    302,061.51x = 40,258,340,101.49
  5. Step 5: Solve for x
    x = 40,258,340,101.49/302,061.51
  6. Step 6: Final answer
    x = 133,278.62

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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.