Home / 250,429.32-345,525.18-142,977.96

Finding the Fourth Proportional to 250,429.32, 345,525.18 and 142,977.96

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Solution

The fourth proportional to 250,429.32, 345,525.18 and 142,977.96 is: 197,271.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,429.32 : 345,525.18 = 142,977.96 : x
  2. Step 2: Convert to fraction form
    250,429.32/345,525.18 = 142,977.96/x
  3. Step 3: Cross multiply
    250,429.32x = 345,525.18 × 142,977.96
  4. Step 4: Simplify right side
    250,429.32x = 49,402,485,365.03
  5. Step 5: Solve for x
    x = 49,402,485,365.03/250,429.32
  6. Step 6: Final answer
    x = 197,271.17

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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.