Home / 225,176.07-310,740.35-123,200.36

Finding the Fourth Proportional to 225,176.07, 310,740.35 and 123,200.36

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Solution

The fourth proportional to 225,176.07, 310,740.35 and 123,200.36 is: 170,015.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,176.07 : 310,740.35 = 123,200.36 : x
  2. Step 2: Convert to fraction form
    225,176.07/310,740.35 = 123,200.36/x
  3. Step 3: Cross multiply
    225,176.07x = 310,740.35 × 123,200.36
  4. Step 4: Simplify right side
    225,176.07x = 38,283,322,675.10
  5. Step 5: Solve for x
    x = 38,283,322,675.10/225,176.07
  6. Step 6: Final answer
    x = 170,015.06

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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.