Home / 180,704.52-249,468.93-115,359.07

Finding the Fourth Proportional to 180,704.52, 249,468.93 and 115,359.07

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Solution

The fourth proportional to 180,704.52, 249,468.93 and 115,359.07 is: 159,257.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,704.52 : 249,468.93 = 115,359.07 : x
  2. Step 2: Convert to fraction form
    180,704.52/249,468.93 = 115,359.07/x
  3. Step 3: Cross multiply
    180,704.52x = 249,468.93 × 115,359.07
  4. Step 4: Simplify right side
    180,704.52x = 28,778,502,589.88
  5. Step 5: Solve for x
    x = 28,778,502,589.88/180,704.52
  6. Step 6: Final answer
    x = 159,257.24

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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.