Home / 124,847.60-187,271.40-41,730.80

Finding the Fourth Proportional to 124,847.60, 187,271.40 and 41,730.80

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Solution

The fourth proportional to 124,847.60, 187,271.40 and 41,730.80 is: 62,596.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,847.60 : 187,271.40 = 41,730.80 : x
  2. Step 2: Convert to fraction form
    124,847.60/187,271.40 = 41,730.80/x
  3. Step 3: Cross multiply
    124,847.60x = 187,271.40 × 41,730.80
  4. Step 4: Simplify right side
    124,847.60x = 7,814,985,339.12
  5. Step 5: Solve for x
    x = 7,814,985,339.12/124,847.60
  6. Step 6: Final answer
    x = 62,596.20

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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.