Home / 93,179.09-139,725.81-29,987.55

Finding the Fourth Proportional to 93,179.09, 139,725.81 and 29,987.55

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Solution

The fourth proportional to 93,179.09, 139,725.81 and 29,987.55 is: 44,967.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,179.09 : 139,725.81 = 29,987.55 : x
  2. Step 2: Convert to fraction form
    93,179.09/139,725.81 = 29,987.55/x
  3. Step 3: Cross multiply
    93,179.09x = 139,725.81 × 29,987.55
  4. Step 4: Simplify right side
    93,179.09x = 4,190,034,713.67
  5. Step 5: Solve for x
    x = 4,190,034,713.67/93,179.09
  6. Step 6: Final answer
    x = 44,967.54

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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.