Home / 180,771.52-249,380.32-113,740.48

Finding the Fourth Proportional to 180,771.52, 249,380.32 and 113,740.48

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Solution

The fourth proportional to 180,771.52, 249,380.32 and 113,740.48 is: 156,908.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,771.52 : 249,380.32 = 113,740.48 : x
  2. Step 2: Convert to fraction form
    180,771.52/249,380.32 = 113,740.48/x
  3. Step 3: Cross multiply
    180,771.52x = 249,380.32 × 113,740.48
  4. Step 4: Simplify right side
    180,771.52x = 28,364,637,299.35
  5. Step 5: Solve for x
    x = 28,364,637,299.35/180,771.52
  6. Step 6: Final answer
    x = 156,908.77

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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.