Home / 122,241.42-168,660.63-70,545.42

Finding the Fourth Proportional to 122,241.42, 168,660.63 and 70,545.42

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Solution

The fourth proportional to 122,241.42, 168,660.63 and 70,545.42 is: 97,333.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,241.42 : 168,660.63 = 70,545.42 : x
  2. Step 2: Convert to fraction form
    122,241.42/168,660.63 = 70,545.42/x
  3. Step 3: Cross multiply
    122,241.42x = 168,660.63 × 70,545.42
  4. Step 4: Simplify right side
    122,241.42x = 11,898,234,980.81
  5. Step 5: Solve for x
    x = 11,898,234,980.81/122,241.42
  6. Step 6: Final answer
    x = 97,333.91

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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.