Home / 177,403.16-244,814.35-100,920.46

Finding the Fourth Proportional to 177,403.16, 244,814.35 and 100,920.46

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Solution

The fourth proportional to 177,403.16, 244,814.35 and 100,920.46 is: 139,269.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,403.16 : 244,814.35 = 100,920.46 : x
  2. Step 2: Convert to fraction form
    177,403.16/244,814.35 = 100,920.46/x
  3. Step 3: Cross multiply
    177,403.16x = 244,814.35 × 100,920.46
  4. Step 4: Simplify right side
    177,403.16x = 24,706,776,816.60
  5. Step 5: Solve for x
    x = 24,706,776,816.60/177,403.16
  6. Step 6: Final answer
    x = 139,269.09

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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.