Home / 93,349.13-128,821.79-50,907.96

Finding the Fourth Proportional to 93,349.13, 128,821.79 and 50,907.96

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Solution

The fourth proportional to 93,349.13, 128,821.79 and 50,907.96 is: 70,252.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,349.13 : 128,821.79 = 50,907.96 : x
  2. Step 2: Convert to fraction form
    93,349.13/128,821.79 = 50,907.96/x
  3. Step 3: Cross multiply
    93,349.13x = 128,821.79 × 50,907.96
  4. Step 4: Simplify right side
    93,349.13x = 6,558,054,659.72
  5. Step 5: Solve for x
    x = 6,558,054,659.72/93,349.13
  6. Step 6: Final answer
    x = 70,252.98

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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.