Home / 134,230.40-185,226.92-79,030.95

Finding the Fourth Proportional to 134,230.40, 185,226.92 and 79,030.95

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Solution

The fourth proportional to 134,230.40, 185,226.92 and 79,030.95 is: 109,056.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,230.40 : 185,226.92 = 79,030.95 : x
  2. Step 2: Convert to fraction form
    134,230.40/185,226.92 = 79,030.95/x
  3. Step 3: Cross multiply
    134,230.40x = 185,226.92 × 79,030.95
  4. Step 4: Simplify right side
    134,230.40x = 14,638,658,724.62
  5. Step 5: Solve for x
    x = 14,638,658,724.62/134,230.40
  6. Step 6: Final answer
    x = 109,056.21

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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.