Home / 134,726.18-185,923.42-74,298.96

Finding the Fourth Proportional to 134,726.18, 185,923.42 and 74,298.96

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Solution

The fourth proportional to 134,726.18, 185,923.42 and 74,298.96 is: 102,533.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,726.18 : 185,923.42 = 74,298.96 : x
  2. Step 2: Convert to fraction form
    134,726.18/185,923.42 = 74,298.96/x
  3. Step 3: Cross multiply
    134,726.18x = 185,923.42 × 74,298.96
  4. Step 4: Simplify right side
    134,726.18x = 13,813,916,559.90
  5. Step 5: Solve for x
    x = 13,813,916,559.90/134,726.18
  6. Step 6: Final answer
    x = 102,533.28

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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.