Home / 93,684.08-140,456.86-48,640.76

Finding the Fourth Proportional to 93,684.08, 140,456.86 and 48,640.76

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Solution

The fourth proportional to 93,684.08, 140,456.86 and 48,640.76 is: 72,925.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,684.08 : 140,456.86 = 48,640.76 : x
  2. Step 2: Convert to fraction form
    93,684.08/140,456.86 = 48,640.76/x
  3. Step 3: Cross multiply
    93,684.08x = 140,456.86 × 48,640.76
  4. Step 4: Simplify right side
    93,684.08x = 6,831,928,647.15
  5. Step 5: Solve for x
    x = 6,831,928,647.15/93,684.08
  6. Step 6: Final answer
    x = 72,925.19

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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.