Home / 147,748.70-221,311.05-97,852.70

Finding the Fourth Proportional to 147,748.70, 221,311.05 and 97,852.70

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Solution

The fourth proportional to 147,748.70, 221,311.05 and 97,852.70 is: 146,572.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,748.70 : 221,311.05 = 97,852.70 : x
  2. Step 2: Convert to fraction form
    147,748.70/221,311.05 = 97,852.70/x
  3. Step 3: Cross multiply
    147,748.70x = 221,311.05 × 97,852.70
  4. Step 4: Simplify right side
    147,748.70x = 21,655,883,782.34
  5. Step 5: Solve for x
    x = 21,655,883,782.34/147,748.70
  6. Step 6: Final answer
    x = 146,572.42

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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.