Home / 146,812.15-220,215.26-46,972.34

Finding the Fourth Proportional to 146,812.15, 220,215.26 and 46,972.34

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Solution

The fourth proportional to 146,812.15, 220,215.26 and 46,972.34 is: 70,457.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,812.15 : 220,215.26 = 46,972.34 : x
  2. Step 2: Convert to fraction form
    146,812.15/220,215.26 = 46,972.34/x
  3. Step 3: Cross multiply
    146,812.15x = 220,215.26 × 46,972.34
  4. Step 4: Simplify right side
    146,812.15x = 10,344,026,065.91
  5. Step 5: Solve for x
    x = 10,344,026,065.91/146,812.15
  6. Step 6: Final answer
    x = 70,457.56

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1.5x scale

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.