Home / 93,164.02-128,562.87-50,721.46

Finding the Fourth Proportional to 93,164.02, 128,562.87 and 50,721.46

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Solution

The fourth proportional to 93,164.02, 128,562.87 and 50,721.46 is: 69,993.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,164.02 : 128,562.87 = 50,721.46 : x
  2. Step 2: Convert to fraction form
    93,164.02/128,562.87 = 50,721.46/x
  3. Step 3: Cross multiply
    93,164.02x = 128,562.87 × 50,721.46
  4. Step 4: Simplify right side
    93,164.02x = 6,520,896,468.19
  5. Step 5: Solve for x
    x = 6,520,896,468.19/93,164.02
  6. Step 6: Final answer
    x = 69,993.72

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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.