Home / 179,518.84-247,737.18-103,017.52

Finding the Fourth Proportional to 179,518.84, 247,737.18 and 103,017.52

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Solution

The fourth proportional to 179,518.84, 247,737.18 and 103,017.52 is: 142,164.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,518.84 : 247,737.18 = 103,017.52 : x
  2. Step 2: Convert to fraction form
    179,518.84/247,737.18 = 103,017.52/x
  3. Step 3: Cross multiply
    179,518.84x = 247,737.18 × 103,017.52
  4. Step 4: Simplify right side
    179,518.84x = 25,521,269,895.39
  5. Step 5: Solve for x
    x = 25,521,269,895.39/179,518.84
  6. Step 6: Final answer
    x = 142,164.86

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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.