Home / 209,366.72-314,081.20-97,058.28

Finding the Fourth Proportional to 209,366.72, 314,081.20 and 97,058.28

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Solution

The fourth proportional to 209,366.72, 314,081.20 and 97,058.28 is: 145,601.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,366.72 : 314,081.20 = 97,058.28 : x
  2. Step 2: Convert to fraction form
    209,366.72/314,081.20 = 97,058.28/x
  3. Step 3: Cross multiply
    209,366.72x = 314,081.20 × 97,058.28
  4. Step 4: Simplify right side
    209,366.72x = 30,484,181,052.34
  5. Step 5: Solve for x
    x = 30,484,181,052.34/209,366.72
  6. Step 6: Final answer
    x = 145,601.85

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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.