Home / 145,224.40-217,966.20-125,525.20

Finding the Fourth Proportional to 145,224.40, 217,966.20 and 125,525.20

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Solution

The fourth proportional to 145,224.40, 217,966.20 and 125,525.20 is: 188,399.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,224.40 : 217,966.20 = 125,525.20 : x
  2. Step 2: Convert to fraction form
    145,224.40/217,966.20 = 125,525.20/x
  3. Step 3: Cross multiply
    145,224.40x = 217,966.20 × 125,525.20
  4. Step 4: Simplify right side
    145,224.40x = 27,360,250,848.24
  5. Step 5: Solve for x
    x = 27,360,250,848.24/145,224.40
  6. Step 6: Final answer
    x = 188,399.82

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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.