Home / 93,731.36-140,611.67-30,536.80

Finding the Fourth Proportional to 93,731.36, 140,611.67 and 30,536.80

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Solution

The fourth proportional to 93,731.36, 140,611.67 and 30,536.80 is: 45,809.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,731.36 : 140,611.67 = 30,536.80 : x
  2. Step 2: Convert to fraction form
    93,731.36/140,611.67 = 30,536.80/x
  3. Step 3: Cross multiply
    93,731.36x = 140,611.67 × 30,536.80
  4. Step 4: Simplify right side
    93,731.36x = 4,293,830,314.78
  5. Step 5: Solve for x
    x = 4,293,830,314.78/93,731.36
  6. Step 6: Final answer
    x = 45,809.96

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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.