Home / 135,153.13-202,532.86-64,950.43

Finding the Fourth Proportional to 135,153.13, 202,532.86 and 64,950.43

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Solution

The fourth proportional to 135,153.13, 202,532.86 and 64,950.43 is: 97,331.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,153.13 : 202,532.86 = 64,950.43 : x
  2. Step 2: Convert to fraction form
    135,153.13/202,532.86 = 64,950.43/x
  3. Step 3: Cross multiply
    135,153.13x = 202,532.86 × 64,950.43
  4. Step 4: Simplify right side
    135,153.13x = 13,154,595,008.71
  5. Step 5: Solve for x
    x = 13,154,595,008.71/135,153.13
  6. Step 6: Final answer
    x = 97,331.05

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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.