Home / 144,113.81-216,498.75-104,255.73

Finding the Fourth Proportional to 144,113.81, 216,498.75 and 104,255.73

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Solution

The fourth proportional to 144,113.81, 216,498.75 and 104,255.73 is: 156,620.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,113.81 : 216,498.75 = 104,255.73 : x
  2. Step 2: Convert to fraction form
    144,113.81/216,498.75 = 104,255.73/x
  3. Step 3: Cross multiply
    144,113.81x = 216,498.75 × 104,255.73
  4. Step 4: Simplify right side
    144,113.81x = 22,571,235,225.34
  5. Step 5: Solve for x
    x = 22,571,235,225.34/144,113.81
  6. Step 6: Final answer
    x = 156,620.91

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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.