Home / 134,951.58-186,233.13-74,522.34

Finding the Fourth Proportional to 134,951.58, 186,233.13 and 74,522.34

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Solution

The fourth proportional to 134,951.58, 186,233.13 and 74,522.34 is: 102,840.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,951.58 : 186,233.13 = 74,522.34 : x
  2. Step 2: Convert to fraction form
    134,951.58/186,233.13 = 74,522.34/x
  3. Step 3: Cross multiply
    134,951.58x = 186,233.13 × 74,522.34
  4. Step 4: Simplify right side
    134,951.58x = 13,878,528,633.12
  5. Step 5: Solve for x
    x = 13,878,528,633.12/134,951.58
  6. Step 6: Final answer
    x = 102,840.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.