Home / 250,011.16-345,007.02-142,615.96

Finding the Fourth Proportional to 250,011.16, 345,007.02 and 142,615.96

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Solution

The fourth proportional to 250,011.16, 345,007.02 and 142,615.96 is: 196,805.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,011.16 : 345,007.02 = 142,615.96 : x
  2. Step 2: Convert to fraction form
    250,011.16/345,007.02 = 142,615.96/x
  3. Step 3: Cross multiply
    250,011.16x = 345,007.02 × 142,615.96
  4. Step 4: Simplify right side
    250,011.16x = 49,203,507,364.04
  5. Step 5: Solve for x
    x = 49,203,507,364.04/250,011.16
  6. Step 6: Final answer
    x = 196,805.24

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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.