Home / 146,785.60-220,024.48-71,802.24

Finding the Fourth Proportional to 146,785.60, 220,024.48 and 71,802.24

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Solution

The fourth proportional to 146,785.60, 220,024.48 and 71,802.24 is: 107,628.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,785.60 : 220,024.48 = 71,802.24 : x
  2. Step 2: Convert to fraction form
    146,785.60/220,024.48 = 71,802.24/x
  3. Step 3: Cross multiply
    146,785.60x = 220,024.48 × 71,802.24
  4. Step 4: Simplify right side
    146,785.60x = 15,798,250,518.84
  5. Step 5: Solve for x
    x = 15,798,250,518.84/146,785.60
  6. Step 6: Final answer
    x = 107,628.07

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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.