Home / 61,236.11-84,503.12-34,378.08

Finding the Fourth Proportional to 61,236.11, 84,503.12 and 34,378.08

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Solution

The fourth proportional to 61,236.11, 84,503.12 and 34,378.08 is: 47,440.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,236.11 : 84,503.12 = 34,378.08 : x
  2. Step 2: Convert to fraction form
    61,236.11/84,503.12 = 34,378.08/x
  3. Step 3: Cross multiply
    61,236.11x = 84,503.12 × 34,378.08
  4. Step 4: Simplify right side
    61,236.11x = 2,905,054,847.72
  5. Step 5: Solve for x
    x = 2,905,054,847.72/61,236.11
  6. Step 6: Final answer
    x = 47,440.23

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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.