Home / 144,170.38-216,261.45-49,465.68

Finding the Fourth Proportional to 144,170.38, 216,261.45 and 49,465.68

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Solution

The fourth proportional to 144,170.38, 216,261.45 and 49,465.68 is: 74,200.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,170.38 : 216,261.45 = 49,465.68 : x
  2. Step 2: Convert to fraction form
    144,170.38/216,261.45 = 49,465.68/x
  3. Step 3: Cross multiply
    144,170.38x = 216,261.45 × 49,465.68
  4. Step 4: Simplify right side
    144,170.38x = 10,697,519,682.04
  5. Step 5: Solve for x
    x = 10,697,519,682.04/144,170.38
  6. Step 6: Final answer
    x = 74,200.54

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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.