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Finding the Fourth Proportional to 180,694.94, 249,132.31 and 116,050.05

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Solution

The fourth proportional to 180,694.94, 249,132.31 and 116,050.05 is: 160,003.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,694.94 : 249,132.31 = 116,050.05 : x
  2. Step 2: Convert to fraction form
    180,694.94/249,132.31 = 116,050.05/x
  3. Step 3: Cross multiply
    180,694.94x = 249,132.31 × 116,050.05
  4. Step 4: Simplify right side
    180,694.94x = 28,911,816,741.99
  5. Step 5: Solve for x
    x = 28,911,816,741.99/180,694.94
  6. Step 6: Final answer
    x = 160,003.47

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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.