Home / 72,240.23-108,526.59-51,232.20

Finding the Fourth Proportional to 72,240.23, 108,526.59 and 51,232.20

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Solution

The fourth proportional to 72,240.23, 108,526.59 and 51,232.20 is: 76,966.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,240.23 : 108,526.59 = 51,232.20 : x
  2. Step 2: Convert to fraction form
    72,240.23/108,526.59 = 51,232.20/x
  3. Step 3: Cross multiply
    72,240.23x = 108,526.59 × 51,232.20
  4. Step 4: Simplify right side
    72,240.23x = 5,560,055,964.20
  5. Step 5: Solve for x
    x = 5,560,055,964.20/72,240.23
  6. Step 6: Final answer
    x = 76,966.20

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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.