Home / 147,139.00-220,707.20-97,441.45

Finding the Fourth Proportional to 147,139.00, 220,707.20 and 97,441.45

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Solution

The fourth proportional to 147,139.00, 220,707.20 and 97,441.45 is: 146,161.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,139.00 : 220,707.20 = 97,441.45 : x
  2. Step 2: Convert to fraction form
    147,139.00/220,707.20 = 97,441.45/x
  3. Step 3: Cross multiply
    147,139.00x = 220,707.20 × 97,441.45
  4. Step 4: Simplify right side
    147,139.00x = 21,506,029,285.28
  5. Step 5: Solve for x
    x = 21,506,029,285.28/147,139.00
  6. Step 6: Final answer
    x = 146,161.31

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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.