Home / 97,355.18-145,905.51-49,930.22

Finding the Fourth Proportional to 97,355.18, 145,905.51 and 49,930.22

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Solution

The fourth proportional to 97,355.18, 145,905.51 and 49,930.22 is: 74,830.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,355.18 : 145,905.51 = 49,930.22 : x
  2. Step 2: Convert to fraction form
    97,355.18/145,905.51 = 49,930.22/x
  3. Step 3: Cross multiply
    97,355.18x = 145,905.51 × 49,930.22
  4. Step 4: Simplify right side
    97,355.18x = 7,285,094,213.51
  5. Step 5: Solve for x
    x = 7,285,094,213.51/97,355.18
  6. Step 6: Final answer
    x = 74,830.06

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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.