Home / 47,068.30-64,938.21-30,082.34

Finding the Fourth Proportional to 47,068.30, 64,938.21 and 30,082.34

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Solution

The fourth proportional to 47,068.30, 64,938.21 and 30,082.34 is: 41,503.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,068.30 : 64,938.21 = 30,082.34 : x
  2. Step 2: Convert to fraction form
    47,068.30/64,938.21 = 30,082.34/x
  3. Step 3: Cross multiply
    47,068.30x = 64,938.21 × 30,082.34
  4. Step 4: Simplify right side
    47,068.30x = 1,953,493,361.75
  5. Step 5: Solve for x
    x = 1,953,493,361.75/47,068.30
  6. Step 6: Final answer
    x = 41,503.38

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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.