Home / 93,271.04-128,710.24-50,828.64

Finding the Fourth Proportional to 93,271.04, 128,710.24 and 50,828.64

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Solution

The fourth proportional to 93,271.04, 128,710.24 and 50,828.64 is: 70,141.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,271.04 : 128,710.24 = 50,828.64 : x
  2. Step 2: Convert to fraction form
    93,271.04/128,710.24 = 50,828.64/x
  3. Step 3: Cross multiply
    93,271.04x = 128,710.24 × 50,828.64
  4. Step 4: Simplify right side
    93,271.04x = 6,542,166,453.27
  5. Step 5: Solve for x
    x = 6,542,166,453.27/93,271.04
  6. Step 6: Final answer
    x = 70,141.45

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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.