Home / 88,857.02-133,170.71-66,494.94

Finding the Fourth Proportional to 88,857.02, 133,170.71 and 66,494.94

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Solution

The fourth proportional to 88,857.02, 133,170.71 and 66,494.94 is: 99,656.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,857.02 : 133,170.71 = 66,494.94 : x
  2. Step 2: Convert to fraction form
    88,857.02/133,170.71 = 66,494.94/x
  3. Step 3: Cross multiply
    88,857.02x = 133,170.71 × 66,494.94
  4. Step 4: Simplify right side
    88,857.02x = 8,855,178,038.73
  5. Step 5: Solve for x
    x = 8,855,178,038.73/88,857.02
  6. Step 6: Final answer
    x = 99,656.49

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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.