Home / 144,117.81-216,504.75-104,259.73

Finding the Fourth Proportional to 144,117.81, 216,504.75 and 104,259.73

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Solution

The fourth proportional to 144,117.81, 216,504.75 and 104,259.73 is: 156,626.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,117.81 : 216,504.75 = 104,259.73 : x
  2. Step 2: Convert to fraction form
    144,117.81/216,504.75 = 104,259.73/x
  3. Step 3: Cross multiply
    144,117.81x = 216,504.75 × 104,259.73
  4. Step 4: Simplify right side
    144,117.81x = 22,572,726,778.72
  5. Step 5: Solve for x
    x = 22,572,726,778.72/144,117.81
  6. Step 6: Final answer
    x = 156,626.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.