Home / 93,280.02-128,722.68-50,837.64

Finding the Fourth Proportional to 93,280.02, 128,722.68 and 50,837.64

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Solution

The fourth proportional to 93,280.02, 128,722.68 and 50,837.64 is: 70,153.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,280.02 : 128,722.68 = 50,837.64 : x
  2. Step 2: Convert to fraction form
    93,280.02/128,722.68 = 50,837.64/x
  3. Step 3: Cross multiply
    93,280.02x = 128,722.68 × 50,837.64
  4. Step 4: Simplify right side
    93,280.02x = 6,543,957,265.68
  5. Step 5: Solve for x
    x = 6,543,957,265.68/93,280.02
  6. Step 6: Final answer
    x = 70,153.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.