Home / 145,481.06-218,220.78-37,410.26

Finding the Fourth Proportional to 145,481.06, 218,220.78 and 37,410.26

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Solution

The fourth proportional to 145,481.06, 218,220.78 and 37,410.26 is: 56,115.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,481.06 : 218,220.78 = 37,410.26 : x
  2. Step 2: Convert to fraction form
    145,481.06/218,220.78 = 37,410.26/x
  3. Step 3: Cross multiply
    145,481.06x = 218,220.78 × 37,410.26
  4. Step 4: Simplify right side
    145,481.06x = 8,163,696,117.20
  5. Step 5: Solve for x
    x = 8,163,696,117.20/145,481.06
  6. Step 6: Final answer
    x = 56,115.18

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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.