Home / 93,085.20-139,627.80-48,725.55

Finding the Fourth Proportional to 93,085.20, 139,627.80 and 48,725.55

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Solution

The fourth proportional to 93,085.20, 139,627.80 and 48,725.55 is: 73,088.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,085.20 : 139,627.80 = 48,725.55 : x
  2. Step 2: Convert to fraction form
    93,085.20/139,627.80 = 48,725.55/x
  3. Step 3: Cross multiply
    93,085.20x = 139,627.80 × 48,725.55
  4. Step 4: Simplify right side
    93,085.20x = 6,803,441,350.29
  5. Step 5: Solve for x
    x = 6,803,441,350.29/93,085.20
  6. Step 6: Final answer
    x = 73,088.33

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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.