Home / 131,898.04-182,015.34-75,298.36

Finding the Fourth Proportional to 131,898.04, 182,015.34 and 75,298.36

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Solution

The fourth proportional to 131,898.04, 182,015.34 and 75,298.36 is: 103,909.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,898.04 : 182,015.34 = 75,298.36 : x
  2. Step 2: Convert to fraction form
    131,898.04/182,015.34 = 75,298.36/x
  3. Step 3: Cross multiply
    131,898.04x = 182,015.34 × 75,298.36
  4. Step 4: Simplify right side
    131,898.04x = 13,705,456,596.84
  5. Step 5: Solve for x
    x = 13,705,456,596.84/131,898.04
  6. Step 6: Final answer
    x = 103,909.48

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1.5x scale

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.