Home / 144,637.20-216,076.24-93,620.64

Finding the Fourth Proportional to 144,637.20, 216,076.24 and 93,620.64

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Solution

The fourth proportional to 144,637.20, 216,076.24 and 93,620.64 is: 139,861.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,637.20 : 216,076.24 = 93,620.64 : x
  2. Step 2: Convert to fraction form
    144,637.20/216,076.24 = 93,620.64/x
  3. Step 3: Cross multiply
    144,637.20x = 216,076.24 × 93,620.64
  4. Step 4: Simplify right side
    144,637.20x = 20,229,196,224.22
  5. Step 5: Solve for x
    x = 20,229,196,224.22/144,637.20
  6. Step 6: Final answer
    x = 139,861.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.