Home / 132,533.08-198,798.69-53,646.16

Finding the Fourth Proportional to 132,533.08, 198,798.69 and 53,646.16

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Solution

The fourth proportional to 132,533.08, 198,798.69 and 53,646.16 is: 80,468.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,533.08 : 198,798.69 = 53,646.16 : x
  2. Step 2: Convert to fraction form
    132,533.08/198,798.69 = 53,646.16/x
  3. Step 3: Cross multiply
    132,533.08x = 198,798.69 × 53,646.16
  4. Step 4: Simplify right side
    132,533.08x = 10,664,786,331.53
  5. Step 5: Solve for x
    x = 10,664,786,331.53/132,533.08
  6. Step 6: Final answer
    x = 80,468.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.