Home / 180,192.42-248,643.92-99,609.02

Finding the Fourth Proportional to 180,192.42, 248,643.92 and 99,609.02

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Solution

The fourth proportional to 180,192.42, 248,643.92 and 99,609.02 is: 137,448.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,192.42 : 248,643.92 = 99,609.02 : x
  2. Step 2: Convert to fraction form
    180,192.42/248,643.92 = 99,609.02/x
  3. Step 3: Cross multiply
    180,192.42x = 248,643.92 × 99,609.02
  4. Step 4: Simplify right side
    180,192.42x = 24,767,177,200.16
  5. Step 5: Solve for x
    x = 24,767,177,200.16/180,192.42
  6. Step 6: Final answer
    x = 137,448.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.