Home / 114,664.60-171,851.10-102,125.80

Finding the Fourth Proportional to 114,664.60, 171,851.10 and 102,125.80

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Solution

The fourth proportional to 114,664.60, 171,851.10 and 102,125.80 is: 153,058.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,664.60 : 171,851.10 = 102,125.80 : x
  2. Step 2: Convert to fraction form
    114,664.60/171,851.10 = 102,125.80/x
  3. Step 3: Cross multiply
    114,664.60x = 171,851.10 × 102,125.80
  4. Step 4: Simplify right side
    114,664.60x = 17,550,431,068.38
  5. Step 5: Solve for x
    x = 17,550,431,068.38/114,664.60
  6. Step 6: Final answer
    x = 153,058.84

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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.