Home / 135,458.59-203,206.94-56,554.87

Finding the Fourth Proportional to 135,458.59, 203,206.94 and 56,554.87

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Solution

The fourth proportional to 135,458.59, 203,206.94 and 56,554.87 is: 84,840.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,458.59 : 203,206.94 = 56,554.87 : x
  2. Step 2: Convert to fraction form
    135,458.59/203,206.94 = 56,554.87/x
  3. Step 3: Cross multiply
    135,458.59x = 203,206.94 × 56,554.87
  4. Step 4: Simplify right side
    135,458.59x = 11,492,341,792.02
  5. Step 5: Solve for x
    x = 11,492,341,792.02/135,458.59
  6. Step 6: Final answer
    x = 84,840.26

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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.