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Finding the Fourth Proportional to 93,224.41, 128,649.02 and 50,782.94

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Solution

The fourth proportional to 93,224.41, 128,649.02 and 50,782.94 is: 70,080.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,224.41 : 128,649.02 = 50,782.94 : x
  2. Step 2: Convert to fraction form
    93,224.41/128,649.02 = 50,782.94/x
  3. Step 3: Cross multiply
    93,224.41x = 128,649.02 × 50,782.94
  4. Step 4: Simplify right side
    93,224.41x = 6,533,175,463.72
  5. Step 5: Solve for x
    x = 6,533,175,463.72/93,224.41
  6. Step 6: Final answer
    x = 70,080.09

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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.