Home / 93,051.04-128,411.52-50,610.56

Finding the Fourth Proportional to 93,051.04, 128,411.52 and 50,610.56

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Solution

The fourth proportional to 93,051.04, 128,411.52 and 50,610.56 is: 69,843.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,051.04 : 128,411.52 = 50,610.56 : x
  2. Step 2: Convert to fraction form
    93,051.04/128,411.52 = 50,610.56/x
  3. Step 3: Cross multiply
    93,051.04x = 128,411.52 × 50,610.56
  4. Step 4: Simplify right side
    93,051.04x = 6,498,978,937.65
  5. Step 5: Solve for x
    x = 6,498,978,937.65/93,051.04
  6. Step 6: Final answer
    x = 69,843.16

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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.