Home / 180,630.06-249,269.46-100,062.81

Finding the Fourth Proportional to 180,630.06, 249,269.46 and 100,062.81

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Solution

The fourth proportional to 180,630.06, 249,269.46 and 100,062.81 is: 138,086.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,630.06 : 249,269.46 = 100,062.81 : x
  2. Step 2: Convert to fraction form
    180,630.06/249,269.46 = 100,062.81/x
  3. Step 3: Cross multiply
    180,630.06x = 249,269.46 × 100,062.81
  4. Step 4: Simplify right side
    180,630.06x = 24,942,601,368.44
  5. Step 5: Solve for x
    x = 24,942,601,368.44/180,630.06
  6. Step 6: Final answer
    x = 138,086.66

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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.