Home / 167,029.30-250,543.95-78,455.80

Finding the Fourth Proportional to 167,029.30, 250,543.95 and 78,455.80

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Solution

The fourth proportional to 167,029.30, 250,543.95 and 78,455.80 is: 117,683.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,029.30 : 250,543.95 = 78,455.80 : x
  2. Step 2: Convert to fraction form
    167,029.30/250,543.95 = 78,455.80/x
  3. Step 3: Cross multiply
    167,029.30x = 250,543.95 × 78,455.80
  4. Step 4: Simplify right side
    167,029.30x = 19,656,626,032.41
  5. Step 5: Solve for x
    x = 19,656,626,032.41/167,029.30
  6. Step 6: Final answer
    x = 117,683.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.