Home / 257,785.04-355,741.80-150,346.64

Finding the Fourth Proportional to 257,785.04, 355,741.80 and 150,346.64

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Solution

The fourth proportional to 257,785.04, 355,741.80 and 150,346.64 is: 207,477.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,785.04 : 355,741.80 = 150,346.64 : x
  2. Step 2: Convert to fraction form
    257,785.04/355,741.80 = 150,346.64/x
  3. Step 3: Cross multiply
    257,785.04x = 355,741.80 × 150,346.64
  4. Step 4: Simplify right side
    257,785.04x = 53,484,584,337.55
  5. Step 5: Solve for x
    x = 53,484,584,337.55/257,785.04
  6. Step 6: Final answer
    x = 207,477.46

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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.