Home / 134,331.16-185,374.42-73,898.28

Finding the Fourth Proportional to 134,331.16, 185,374.42 and 73,898.28

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Solution

The fourth proportional to 134,331.16, 185,374.42 and 73,898.28 is: 101,978.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,331.16 : 185,374.42 = 73,898.28 : x
  2. Step 2: Convert to fraction form
    134,331.16/185,374.42 = 73,898.28/x
  3. Step 3: Cross multiply
    134,331.16x = 185,374.42 × 73,898.28
  4. Step 4: Simplify right side
    134,331.16x = 13,698,850,794.00
  5. Step 5: Solve for x
    x = 13,698,850,794.00/134,331.16
  6. Step 6: Final answer
    x = 101,978.21

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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.