Home / 93,647.12-140,292.52-55,615.80

Finding the Fourth Proportional to 93,647.12, 140,292.52 and 55,615.80

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Solution

The fourth proportional to 93,647.12, 140,292.52 and 55,615.80 is: 83,317.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,647.12 : 140,292.52 = 55,615.80 : x
  2. Step 2: Convert to fraction form
    93,647.12/140,292.52 = 55,615.80/x
  3. Step 3: Cross multiply
    93,647.12x = 140,292.52 × 55,615.80
  4. Step 4: Simplify right side
    93,647.12x = 7,802,480,733.82
  5. Step 5: Solve for x
    x = 7,802,480,733.82/93,647.12
  6. Step 6: Final answer
    x = 83,317.89

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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.