Home / 144,600.81-216,618.72-99,614.22

Finding the Fourth Proportional to 144,600.81, 216,618.72 and 99,614.22

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Solution

The fourth proportional to 144,600.81, 216,618.72 and 99,614.22 is: 149,226.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,600.81 : 216,618.72 = 99,614.22 : x
  2. Step 2: Convert to fraction form
    144,600.81/216,618.72 = 99,614.22/x
  3. Step 3: Cross multiply
    144,600.81x = 216,618.72 × 99,614.22
  4. Step 4: Simplify right side
    144,600.81x = 21,578,303,249.03
  5. Step 5: Solve for x
    x = 21,578,303,249.03/144,600.81
  6. Step 6: Final answer
    x = 149,226.72

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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.