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Finding the Fourth Proportional to 97,460.80, 146,248.80 and 35,123.20

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Solution

The fourth proportional to 97,460.80, 146,248.80 and 35,123.20 is: 52,705.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,460.80 : 146,248.80 = 35,123.20 : x
  2. Step 2: Convert to fraction form
    97,460.80/146,248.80 = 35,123.20/x
  3. Step 3: Cross multiply
    97,460.80x = 146,248.80 × 35,123.20
  4. Step 4: Simplify right side
    97,460.80x = 5,136,725,852.16
  5. Step 5: Solve for x
    x = 5,136,725,852.16/97,460.80
  6. Step 6: Final answer
    x = 52,705.56

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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.