Home / 93,145.52-139,718.32-30,816.02

Finding the Fourth Proportional to 93,145.52, 139,718.32 and 30,816.02

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Solution

The fourth proportional to 93,145.52, 139,718.32 and 30,816.02 is: 46,224.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,145.52 : 139,718.32 = 30,816.02 : x
  2. Step 2: Convert to fraction form
    93,145.52/139,718.32 = 30,816.02/x
  3. Step 3: Cross multiply
    93,145.52x = 139,718.32 × 30,816.02
  4. Step 4: Simplify right side
    93,145.52x = 4,305,562,543.49
  5. Step 5: Solve for x
    x = 4,305,562,543.49/93,145.52
  6. Step 6: Final answer
    x = 46,224.04

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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.