Home / 208,176.75-287,283.33-112,683.24

Finding the Fourth Proportional to 208,176.75, 287,283.33 and 112,683.24

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Solution

The fourth proportional to 208,176.75, 287,283.33 and 112,683.24 is: 155,502.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,176.75 : 287,283.33 = 112,683.24 : x
  2. Step 2: Convert to fraction form
    208,176.75/287,283.33 = 112,683.24/x
  3. Step 3: Cross multiply
    208,176.75x = 287,283.33 × 112,683.24
  4. Step 4: Simplify right side
    208,176.75x = 32,372,016,422.39
  5. Step 5: Solve for x
    x = 32,372,016,422.39/208,176.75
  6. Step 6: Final answer
    x = 155,502.55

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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.