Home / 74,868.14-112,325.22-44,915.63

Finding the Fourth Proportional to 74,868.14, 112,325.22 and 44,915.63

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Solution

The fourth proportional to 74,868.14, 112,325.22 and 44,915.63 is: 67,387.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,868.14 : 112,325.22 = 44,915.63 : x
  2. Step 2: Convert to fraction form
    74,868.14/112,325.22 = 44,915.63/x
  3. Step 3: Cross multiply
    74,868.14x = 112,325.22 × 44,915.63
  4. Step 4: Simplify right side
    74,868.14x = 5,045,157,459.56
  5. Step 5: Solve for x
    x = 5,045,157,459.56/74,868.14
  6. Step 6: Final answer
    x = 67,387.25

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1.5x scale

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.