Home / 94,910.40-142,365.60-94,254.30

Finding the Fourth Proportional to 94,910.40, 142,365.60 and 94,254.30

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Solution

The fourth proportional to 94,910.40, 142,365.60 and 94,254.30 is: 141,381.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,910.40 : 142,365.60 = 94,254.30 : x
  2. Step 2: Convert to fraction form
    94,910.40/142,365.60 = 94,254.30/x
  3. Step 3: Cross multiply
    94,910.40x = 142,365.60 × 94,254.30
  4. Step 4: Simplify right side
    94,910.40x = 13,418,569,972.08
  5. Step 5: Solve for x
    x = 13,418,569,972.08/94,910.40
  6. Step 6: Final answer
    x = 141,381.45

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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.